Developmental defect during embryogenesis

This early-phase trial tests an experimental antibody called DIAG723 in 93 adults with hereditary hemorrhagic telangiectasia (HHT), a condition that causes abnormal blood vessels and frequent nosebleeds. The study will check if the drug is safe and how the body processes it, with…

This study tests the drug abemaciclib, typically used for cancer, in people with neurofibromatosis type 1 (NF1) who have atypical neurofibromas that cannot be surgically removed. The goal is to find a safe dose and see if it can shrink or stabilize these tumors. Participants take…

This study follows 30 people with Alagille syndrome who are taking odevixibat (Bylvay) in their daily lives. The goal is to see if the drug helps them avoid serious surgeries like liver transplant or bile duct repair over the long term. Researchers will also track weight, height,…

This study tests whether HBS-301 (pitolisant) can reduce excessive daytime sleepiness and cataplexy (sudden muscle weakness) in adults with narcolepsy. Participants receive either the drug or a placebo for several weeks, followed by an open-label phase where everyone gets the dru…

This study is testing a device called ExAblate 4000 that uses focused ultrasound waves to treat non-cancerous brain tumors in children and young adults. The goal is to see if the treatment is safe and can shrink tumors without open surgery. About 20 participants will be enrolled,…

This study tracks how well the drug Koselugo (selumetinib) works and what side effects it causes in people with Neurofibromatosis Type 1 and painful nerve tumors. About 200 patients in South Korea will be followed during their normal doctor visits. The goal is to confirm the drug…

This study tests whether injecting a person's own bone marrow stem cells into or near the eye can help treat various retinal and optic nerve diseases, including age-related macular degeneration, retinitis pigmentosa, and glaucoma. Participants receive stem cell injections via dif…

This early-stage study tests a new medicine called PYC-001, given as an injection into the eye, for people with a rare genetic eye disease (autosomal dominant optic atrophy) caused by a change in the OPA1 gene. The main goal is to check the safety of different doses and schedules…

This trial tests a gene therapy for Fanconi anemia, a rare genetic disorder that causes bone marrow failure and increases cancer risk. Participants receive their own stem cells that have been genetically corrected with a lentiviral vector to fix the faulty FANCA gene. The study e…

This early-stage trial is testing whether specially engineered immune cells (called CAR-T and CTL cells) and a dendritic cell vaccine can safely treat people with neurofibromatosis or schwannomatosis, conditions that cause nerve tumors. The study will enroll 100 participants aged…

This phase 3 trial tests an experimental drug called sepofarsen in 32 people with Leber congenital amaurosis (LCA), a rare genetic condition that causes severe vision loss from birth. The drug is injected into one eye, while the other eye gets a placebo, to see if it safely impro…

This study tests the drug migalastat in 8 children aged 2 to 12 with Fabry disease, a rare genetic disorder. The goal is to see if the drug is safe, how it moves through the body, and if it helps protect kidney function. Participants will take the medicine for 12 months.

This phase 3 trial compares a once-weekly growth hormone injection (lonapegsomatropin) to a daily one (somatropin) in 186 prepubertal children with growth failure due to Turner syndrome, SHOX deficiency, being small for gestational age, or idiopathic short stature. The goal is to…

This study follows 230 children with Alagille syndrome or progressive familial intrahepatic cholestasis (PFIC) who are taking Livmarli, a drug to reduce bile buildup and itching. Researchers will monitor side effects, liver function, and long-term outcomes like need for transplan…

This early-stage study tests a new drug called azirkitug, alone or with other cancer medicines, in people with advanced solid tumors like lung, head/neck, and pancreatic cancers. The goal is to find safe doses and check side effects. About 694 adults will take part worldwide, rec…

This trial tests whether a new robotic system that uses only one small incision (single port) can safely perform common abdominal surgeries in children. The study includes children aged 1 to 17 who need procedures like pyeloplasty or reflux treatment. The goal is to see if the si…

This study tests whether adding AGuIX gadolinium-based nanoparticles to standard brain radiation can better control brain metastases that are at high risk of coming back. About 134 adults with certain cancers (like melanoma, lung, breast, or colorectal) that have spread to the br…

This study tests whether custom 3D-printed titanium implants can safely and effectively rebuild facial bones in 30 adults with defects from injury, cancer surgery, or birth conditions. Each implant is designed from CT scans to match the patient's unique anatomy. Researchers will …

This study is following 35 adults who have received a Tipmed revision hip prosthesis during routine care. Researchers will track how well the hip works and any complications over 24 months. The goal is to see if the device performs safely and effectively in real-world use.

This study is for children and young adults (up to age 30) with a rare type of soft tissue cancer called non-rhabdomyosarcoma. It tests whether adding the drugs pazopanib and selinexor to standard chemotherapy can improve outcomes. Participants receive treatment tailored to their…

This study tests whether giving oxybutynin syrup early (starting at 3-6 months old) can improve bladder function in boys born with posterior urethral valves, a condition that blocks urine flow. Fifty boys who had valve surgery will be randomly assigned to receive either oxybutyni…

This trial tests a one-time gene therapy called UX111 for children with Sanfilippo A, a rare genetic disorder that causes severe brain damage. The therapy delivers a working copy of the missing gene to cells. Researchers will measure whether it reduces harmful substances in the b…

This study tests a new medicine called ALN-6400 for people with hereditary hemorrhagic telangiectasia (HHT), a condition that causes abnormal blood vessels and frequent nosebleeds. First, healthy volunteers will receive a single dose to check safety. Then, HHT patients will recei…

This Phase 2 study tests an oral drug called RLY-2608 in adults and children with overgrowth conditions (like CLOVES or Klippel-Trenaunay syndrome) caused by PIK3CA gene mutations. The drug is designed to block the faulty protein driving abnormal tissue growth. The trial will enr…

This Phase 3 study tests whether the drug mavorixafor can reduce serious infections and increase neutrophil levels in people with chronic neutropenia—a condition where the body doesn't make enough infection-fighting white blood cells. About 176 participants will receive either ma…

This program provides access to two experimental drugs, doxecitine and doxribtimine, for people with thymine kinase 2 deficiency (TK2d), a rare genetic disorder that can cause severe muscle weakness and early death. It is for children and adults who have a confirmed TK2 gene muta…

This early-phase trial is testing a new drug, FOG-001, in about 595 people with advanced or metastatic solid tumors, including colorectal, prostate, and liver cancers. The drug is given alone or with other cancer treatments to see if it is safe and shrinks tumors. The study is cu…

This study looks at whether delivering babies with gastroschisis at 35 weeks is better than waiting until 38 weeks. Gastroschisis is a birth defect where the baby's intestines stick out of a hole in the belly. The study will track 300 pregnant people and compare risks like stillb…

This study tests a drug called afatinib in 25 adults with Fanconi anemia who have advanced head and neck cancer that cannot be removed by surgery. Afatinib is a pill that blocks a protein helping cancer grow. The goal is to see if it can shrink tumors and control the disease. Res…

This early-phase study tests a new drug called DSB2455 in adults with advanced cancers (breast, ovarian, prostate, pancreatic, or brain metastases) that have a specific DNA repair problem. The main goals are to check safety and see if the drug shrinks tumors. About 180 participan…

This early-phase study tests an oral antiviral drug called letermovir in 12 infants born with symptomatic congenital cytomegalovirus (CMV) infection. The goal is to find the right dose and see if it safely lowers the amount of virus in the body. Babies also receive standard treat…

This study tests a new drug called BNT326, given alone or with other cancer immunotherapies, in about 980 adults with advanced solid tumors that have spread or come back after prior treatment. The goal is to find the best dose and see if it is safe and effective. It is an early-s…

This phase 2 trial tests an oral drug called HLX-1502 in people aged 12 and older with neurofibromatosis type 1 (NF1) who have plexiform neurofibromas—nerve tumors that can cause pain, disfigurement, or other problems. The study will enroll 25 participants and measure whether the…

This study watches children and adults who are already taking or about to start Ilaris for hereditary periodic fever syndromes or systemic juvenile idiopathic arthritis. Researchers will track side effects and how well the drug controls symptoms over 16 weeks. No new medicine is …

This early-stage trial tests an experimental drug called CSTI-500 in 12 people aged 13 to 50 with Prader-Willi syndrome, a genetic condition that causes constant hunger and behavioral issues. The study aims to see if the drug is safe and can reduce excessive eating behaviors. Par…

This small pilot study tests whether cutting a fibrous strand at the end of the spinal cord (filum terminale) can relieve symptoms of occult tethered cord syndrome better than medical management alone. Twenty people aged 2 to 80 who have not improved with standard care will be ra…

This study tests a stem cell transplant for people with common variable immunodeficiency (CVID) and other immune disorders. The goal is to replace the faulty immune system with a healthy donor's stem cells. Participants are aged 5 to 40 and will receive a reduced-intensity transp…

This study tests vosoritide, a protein that stimulates bone growth, in 30 children with Noonan syndrome who are not growing well despite growth hormone treatment. The goal is to see if vosoritide can safely increase their growth rate over six months. Participants will receive one…

This study tests whether oral antibiotics (linezolid or amoxicillin) can effectively treat newborns at risk of congenital syphilis, compared to a standard penicillin shot. The goal is to find a safe, outpatient-friendly option that avoids long hospital stays. The trial involves 9…

This study tests whether adjusting sex hormone levels with aromatase inhibitors can improve metabolic health and sperm production in men with Klinefelter syndrome. It also examines if adding semaglutide (a weight-loss drug) or hCG provides extra benefits. The trial involves 150 m…

This study tests a new gene therapy called MZ-1866 for children and adults with Pitt Hopkins Syndrome, a rare genetic condition that affects development and breathing. The therapy is given as a single injection into the fluid around the brain. The main goal is to see if it is saf…

This study compares two flapless surgical techniques used alongside braces to see which better improves gum and bone changes. Forty adults with mild to moderate crowding will receive either a soft tissue graft or a bone graft during their orthodontic treatment. Researchers will m…

This early study tests whether a drug called IMLYGIC, made from a modified herpes virus, can be safely injected into painful or disfiguring skin tumors in adults with NF1. Ten participants will receive up to 8 injections over 4 months. The goal is to see if the treatment is toler…

This study tests whether a purine-rich diet can lower disease markers in people with AICA-ribosiduria, a rare genetic condition causing severe disability and epilepsy. Ten participants will follow a diet with 160 mg of purines per day. Early results in one patient showed promise,…

This Phase 3 trial tests pegtibatinase, an enzyme given as a shot, in 70 people aged 12–65 with classical homocystinuria. The goal is to see if it safely lowers high homocysteine levels when added to standard care. Participants receive either the drug or a placebo for 24 weeks.

This study tests two experimental drugs, BNT326 and BNT327, in people with advanced non-small cell lung cancer that has spread or come back. The trial has three parts to find the best dose and check safety, and will compare the combination to standard treatments like pembrolizuma…

This early-phase trial is testing a new daily pill called NDI-219216 for people with advanced solid tumors that have not responded to standard treatments. The study will first check safety and side effects, then look at whether the drug can shrink tumors. About 134 participants w…

This study tests whether a high-quality form of coenzyme Q10, a natural substance, can help reduce symptoms and improve daily life in veterans with Gulf War illness. Researchers will compare the supplement to a placebo in 192 veterans. The goal is to see if this approach offers a…

This study compares two common surgeries for correcting clubfoot in children aged 2-5 who have not been treated before. The goal is to see which method better improves ankle movement and has fewer complications like bleeding or infection. About 44 children will take part, and res…

This study is testing whether a drug called vorinostat is safe and helpful for people with Pitt Hopkins syndrome, a rare genetic condition that affects development. Five participants will each receive a placebo and two different doses of the drug in a special 'N-of-1' design, mea…

This study tests whether a smartphone app can help people with chronic kidney disease (CKD) follow the latest KDIGO treatment guidelines. Researchers will enroll 80 adults aged 16-30 with CKD who own a smartphone. The app provides reminders, education, and care recommendations to…

This trial compares two surgical tools—a standard surgical blade and a special ophthalmic knife—for cutting the Achilles tendon in children aged 2 to 5 with clubfoot. The goal is to see which tool improves ankle movement more and causes fewer problems like bleeding or infection. …

This study tests whether feeding babies with congenital gastrointestinal issues (like gastroschisis or Hirschsprung disease) only human milk helps them reach full feeds faster than standard care, which may include formula. Researchers will also look at gut bacteria and infection …

Club foot is a common birth defect where a baby's foot is twisted out of shape. The standard treatment uses weekly plaster casts to gradually correct the foot. This study tests whether changing the cast twice a week instead of once works just as well or better. About 144 babies u…

This study tests a program called Pediatric Medication Therapy Management (pMTM) for children with complex medical conditions who take five or more medications. The program involves a thorough review of all medicines, optimizing the regimen, and creating a clear medication plan. …

This early-phase trial at Mayo Clinic is testing whether it is possible to transplant a bladder along with a kidney in people who have kidney failure due to bladder problems. Up to 30 participants will receive both organs from a deceased donor. The goal is to see if the bladder w…

This trial tests a new fetal surgery to repair complex gastroschisis, a birth defect where the baby's intestines stick out of the belly. Ten pregnant women will undergo a fetoscopic procedure to reduce the bowel and close the skin. The goal is to see if this approach is safe and …

This early-stage trial is testing a new cancer vaccine called BNT116, alone or with other drugs, in people with advanced non-small cell lung cancer. The main goal is to find a safe dose and check for side effects. About 320 participants will be enrolled across several groups, inc…

This study tests a combination of two drugs, trametinib and azacitidine, for children newly diagnosed with juvenile myelomonocytic leukemia (JMML), a rare blood cancer. Lower-risk patients get just these two drugs, while higher-risk patients also receive standard chemotherapy. Th…

This program offers continued treatment with idursulfase-IT (TAK-609), given directly into the spinal fluid, plus standard intravenous Elaprase, for children and adults with Hunter syndrome who have cognitive impairment. It is only open to people who completed earlier studies of …

This study tests a drug called mirdametinib in adults with neurofibromatosis type 1 (NF1) who have skin tumors called cutaneous neurofibromas. The goal is to find a safe dose and see if the drug can shrink these tumors. About 24 people will take the drug daily or on a three-week-…

This program provides expanded access to triheptanoin for people with long-chain fatty acid oxidation disorders (LC-FAOD) who have few treatment options and cannot join a clinical trial. The goal is to help manage the disease by providing an alternative energy source for the body…

This study compares two types of tiny screws used in braces to help move upper front teeth. One type has a special silver-hydroxyapatite coating, while the other is uncoated. Researchers want to see if the coated screws are more successful and allow faster tooth movement. The tri…

This study tests a device that removes specific immune cells from donated stem cells before transplant. The goal is to lower the risk of graft-versus-host disease, where donor cells attack the patient's body. Up to 90 children and young adults (ages 0-30) will receive these treat…

This study follows 120 Israeli children and teens with type 1 diabetes who use the Medtronic 780G system, a closed-loop insulin pump that automatically adjusts insulin. Researchers will track blood sugar control, sleep, diet, and emotional well-being over two years. The goal is t…

This program provides expanded access to Mepsevii for people with MPS VII (Sly Syndrome) who have no other treatment options. It is designed for individual patients on a case-by-case basis. The goal is to offer a potential treatment when no alternatives exist.

This study tests a special stem cell transplant for children and adults with blood cancers like leukemia. The transplant uses stem cells that have had certain immune cells removed to lower the risk of graft-versus-host disease, a serious complication. About 70 participants will r…

This study tests whether adding macitentan to the standard drug dapagliflozin improves outcomes for people with heart failure and a specific type of high blood pressure in the lungs. 64 adults in South Korea will take either the combo or dapagliflozin alone for 24 weeks. Research…

This early-phase trial is testing whether adding low-dose radiation to standard immunotherapy and chemotherapy is safe for people with colorectal cancer that has spread only to the liver. About 9 to 18 participants will receive the combination treatment. The main goal is to check…

This study tests whether the drug letermovir can stop cytomegalovirus (CMV) in unborn babies better than the current treatment valaciclovir. Pregnant women with a CMV-infected fetus will take one of the two drugs daily until delivery. The goal is to see if letermovir leads to a n…

This study tests whether adding special immune cells from the mother to standard antiviral medicine can safely and more effectively treat moderate to severe CMV infection in newborns. Babies up to 21 days old with confirmed CMV disease may join. All receive antiviral drugs, and s…

This early-stage study tests whether ISP-001 is safe and tolerable in 11 people with a rare genetic disease called MPS I (Hurler-Scheie or Scheie types). Participants receive the experimental treatment and are monitored for side effects. The goal is to gather safety data for futu…

This study tests whether a drug called glycerol phenylbutyrate (RAVICTI®) can reduce fatigue and improve daily life for people with pyruvate dehydrogenase (PDH) deficiency, a rare genetic condition that affects energy production. About 15 children and young adults (ages 2 to 25) …

This study tests whether probiotics and prebiotics can safely help control appetite and weight gain in 60 children with Prader-Willi syndrome, a rare genetic condition that causes severe obesity. Researchers will measure changes in body mass index, body fat, and gut bacteria over…

This study tests a new drug called ION440 in 48 people with MECP2 duplication syndrome, a rare genetic condition that causes intellectual disability and seizures. The drug is given via a spinal injection to see if it is safe and how the body processes it. Some participants will r…

This early-stage trial tests a gene therapy called Urbagen in 12 children aged 2-12 with CTNNB1 neurodevelopmental syndrome, a rare genetic condition causing motor and cognitive delays. The therapy is given as a single infusion into the brain fluid, along with immunosuppressant d…

This study is testing a drug called pegunigalsidase alfa in about 16 Japanese patients aged 13 to 70 with Fabry disease, a rare genetic disorder. The goal is to see if the drug is safe and how it works in the body. Participants will receive the treatment and be monitored for side…

This study looks at thinking and mental health issues in people with Velocardiofacial, Williams, and Fragile X syndromes. Researchers will test how well medications like methylphenidate, fluoxetine, and risperidone improve these symptoms. The goal is to better understand and trea…

This study tests a drug called PRX-102 (pegunigalsidase alfa) in 22 children and teens aged 2 to 18 with Fabry disease, a rare genetic disorder that causes pain and organ damage. The drug is an enzyme replacement therapy given by infusion every two weeks. Researchers will monitor…

This study tests whether giving enzyme replacement therapy to fetuses with certain rare genetic diseases (like MPS I, Gaucher, or Pompe) before birth is safe and feasible. About 10 pregnant participants will receive the treatment through the umbilical vein. The goal is to see if …

This study looks at whether it is possible to start feeding breast milk early to newborns with gastroschisis, a condition where the intestines are outside the belly at birth. The goal is to see if parents agree to join the study and if doctors can follow the early feeding plan. T…

This early-stage trial is testing whether a combination of two natural substances, deoxycytidine and deoxythymidine, is safe for people with telomere biology disorders. These rare genetic conditions cause premature aging, bone marrow failure, and lung scarring. Up to 36 participa…

This study follows 15 adults (ages 22–90) with severe, long-term balance disorders caused by inner ear damage. Participants have already received a vestibular implant, a device that electrically stimulates the balance nerve to help restore steadiness and clear vision during movem…

This study tests a gene therapy called GS010 for people with Leber hereditary optic neuropathy (LHON), a genetic condition that causes rapid vision loss. Researchers will give the treatment as an injection into the eye at two different doses to see if it improves vision and mitoc…

This study tests a gene therapy called EXG110 in 12 people with Fabry disease. The therapy uses a harmless virus to deliver a working gene that may help the body produce a missing enzyme. The main goal is to check safety and find the right dose, while also looking at how it affec…

This study tests a 16-week inclusive exercise program called PACE for adults with intellectual disability. Participants will attend fitness classes, meet with coaches, and use a web dashboard to set goals. The trial includes 376 people and will measure daily steps and moderate-to…

This study tests whether giving L-Citrulline, a natural supplement, for 28 days can help hospitalized children aged 1 month to 5 years who have fever and are at high risk of serious problems. About 888 children in Mozambique and Ethiopia will receive either the supplement or a pl…

This phase 2 trial tests alpelisib, a drug originally developed for cancer, in 20 people aged 2 to 40 with MCAP syndrome—a rare condition causing an enlarged brain, blood vessel issues, and developmental delays. Participants receive either alpelisib or a placebo for 6 months, the…

This study tests whether adding a daily probiotic tablet and a coenzyme Q10 toothpaste to standard gum cleaning can improve oral health in pregnant women. Forty pregnant women will be split into two groups: one gets the probiotic plus Q10 toothpaste, the other gets only the Q10 t…

This expanded access program offers a special stem cell purification technique (CD34+ selection) for patients undergoing stem cell transplants. The method removes many T-cells from the donated stem cells, which lowers the risk of a serious complication called graft-versus-host di…

This early study is testing a drug called triheptanoin (Dojolvi) in children with pyruvate dehydrogenase complex (PDC) deficiency, a rare genetic condition that affects energy production. The trial will enroll 6 children aged 1 to 18 and look at safety, side effects, and changes …

This trial tests whether using two defibrillators in sequence, instead of the standard single defibrillator, can improve survival in people whose hearts are in a shockable rhythm but don't respond to the first shock. About 916 adults with out-of-hospital cardiac arrest will be ra…

This phase 2 trial tests a special stem cell transplant for people with inherited bone marrow failure disorders like Fanconi anemia. The transplant uses a technique to remove certain immune cells, aiming to reduce the need for long-term immune-suppressing drugs and lower infectio…

This early-stage trial tests an oral drug called ALE1 for hypophosphatasia (HPP), a rare genetic bone disease. The study will first check safety and how the drug moves through the body in healthy volunteers, then in adult HPP patients. It is a small, placebo-controlled study to f…

This study tests a new way to treat Fanconi Anemia, a rare genetic disorder that causes bone marrow failure. Doctors will give patients donor stem cells that have been specially filtered to remove certain immune cells, along with an experimental antibody called JSP191. The goal i…

This phase 1 trial tests N-acetylcysteine (NAC), an antioxidant, in 18 adults with a specific mitochondrial disease caused by the m.3243A>G mutation and low brain glutathione levels. Participants take one of three daily doses (1800, 3600, or 5400 mg) for 3 months to find the safe…

This study tests a new drug called OM-RCA-01, an antibody that blocks a protein called FGFR1 found on some cancer cells. About 58 adults with metastatic kidney, lung, prostate, breast, or head and neck cancers that express FGFR1 will receive the drug by IV every two weeks. The go…

This study tests a vestibular implant in 15 older adults (ages 65-90) with chronic balance issues due to bilateral vestibular hypofunction. The implant electrically stimulates the inner ear to improve balance and vision. Researchers will measure changes in gait and eye reflexes o…

This study tracks 50 children and adults with non-malignant disorders like immune deficiencies and anemias who receive a stem cell transplant after a reduced-intensity chemotherapy regimen. The goal is to see if this approach improves survival and reduces severe graft-versus-host…

This study tests a vestibular implant, a device surgically placed in the inner ear to electrically stimulate balance nerves. It aims to improve balance, posture, and vision in up to 8 adults with bilateral vestibular hypofunction, a condition causing chronic dizziness and instabi…

This study looks at whether the diabetes drug pioglitazone can improve how the liver processes energy in people with nonalcoholic fatty liver disease (NAFLD) and type 2 diabetes. Researchers will measure liver mitochondrial function using special tracers before and after 16 weeks…

This study tests if transplanting a piece of abdominal wall (the muscle and tissue covering the belly) can safely repair large defects, like hernias or injuries. It can be done alone or with another organ transplant, like a kidney or liver. Only 5 adults aged 18-65 are being enro…

This study follows 200 Chinese children and adults with Fabry disease who are receiving routine treatment with Replagal (agalsidase alfa). The goal is to see how the therapy affects heart and kidney function over time, as well as quality of life and safety. Participants continue …

This study looks at whether adding CoQ10 (a supplement that supports cell energy) to high-intensity interval training can help people with end-stage kidney disease build muscle and improve physical function. 156 adults on dialysis will be assigned to exercise alone or exercise pl…

This study tests a new medical device that helps surgeons shape cartilage into a more natural-looking ear for children and young adults with missing or deformed ears due to birth defects, injuries, or cancer surgery. About 30 participants aged 5-20 will be enrolled. The goal is t…

This study tests a weekly injection called RM-718 in healthy people with obesity and in patients with obesity caused by problems in the MC4R pathway, including hypothalamic obesity and Prader-Willi syndrome. The main goal is to check the drug's safety and how the body processes i…

This study is testing modified surgical instruments used during fetoscopic repair of neural tube defects (spina bifida) in unborn babies. Researchers want to see if these tools are safe and work as intended. The study will enroll 100 pregnant women who choose to have this fetal s…

This study is testing a less intense chemotherapy and radiation regimen before a stem cell transplant for children and young adults up to age 55 with non-cancerous blood disorders like immune deficiencies, anemias, and metabolic diseases. The goal is to see if this gentler prepar…

This study offers boys aged 0-17 the chance to freeze testicular tissue before undergoing treatments like chemotherapy or radiation that could cause permanent infertility. The tissue is stored for potential future use to achieve pregnancy. Researchers will track whether transplan…

This early-stage trial tests a daily pill called PAS-004 in 56 adults with NF1 who have at least one symptomatic, inoperable plexiform neurofibroma. The study has two parts: Part A finds a safe dose, and Part B checks safety and whether the drug can shrink tumors. Participants ta…

This phase 2 trial is testing a stem cell transplant using a milder chemotherapy regimen to treat people with severe immune deficiencies and inherited bone marrow failure. The goal is to see if donor cells can safely take over and rebuild a healthy immune system. Up to 27 partici…

This study tests a new breast reconstruction method for women who have had breast cancer or have Poland syndrome. The approach uses a special tissue expander to stretch the skin, followed by fat grafting from the patient's own body, and finally a permanent breast implant. The goa…

This study tests whether dynamic surface exercise training (exercises on unstable surfaces like physio balls) can improve mobility, balance, and coordination in children aged 5-8 with diplegic cerebral palsy. 14 children will be randomly assigned to either the dynamic surface exe…

This study follows about 100 adults with Fabry disease who are taking or planning to take the medication Elfabrio. Researchers will monitor kidney function, heart health, and disease markers over time to see how well the drug works and if any side effects occur. The goal is to un…

This study tests a step-by-step treatment plan for fetuses with lower urinary tract obstruction (LUTO), a condition where a blockage prevents urine from leaving the bladder. Doctors will use either a shunt to drain urine or a tiny scope to clear the blockage. The goal is to see i…

This study tests a stem cell transplant approach for people with Fanconi Anemia who don't have a perfectly matched donor. The goal is to see if using lower doses of chemotherapy before the transplant can reduce serious side effects. About 70 participants will receive a transplant…

This study tests whether repeatedly injecting a sterile saltwater solution into the womb can help fetuses with severe kidney problems grow their lungs. Normally, these babies have too little amniotic fluid, which prevents the lungs from developing. The goal is to see if this proc…

This early-stage trial is testing an experimental drug called HM15421/GC1134A in 18 adults with Fabry disease, a rare genetic disorder. The study aims to check the drug's safety, how the body processes it, and whether it can help control the disease. Participants receive the drug…

This study is testing whether custom-made or physician-modified stent grafts can safely repair complex aortic aneurysms in people who cannot use standard devices or undergo open surgery. The grafts are tailored to each patient's anatomy, with small holes to keep blood flowing to …

This early-stage trial is testing a single-dose gene therapy called AMT-191 in 12 adult men with classic Fabry disease. The therapy uses a harmless virus to deliver a working copy of the GLA gene to the liver, so the body can produce the missing enzyme. The main goals are to chec…

This study tests an experimental drug called E7090 in people with advanced or returning solid tumors that have a specific change in the FGFR gene. About 75 participants will receive the drug to see if it can shrink tumors and control the disease. The goal is to offer a new option…

This study is testing the safety of Replagal, an enzyme replacement therapy, in 5 Indian children and adults with Fabry disease who have not taken it before. Participants receive an infusion every 2 weeks for about a year. The main goal is to track side effects and serious reacti…

This study tests tirzepatide, a weight loss medication, in 36 young adults aged 18-26 with obesity from Prader-Willi syndrome, hypothalamic obesity, or general causes. Participants take the drug for 48 weeks to see how much weight they lose and how their health changes. The goal …

This study tests a new surgical approach for newborns with spina bifida, where a patch made from the baby's own umbilical cord is used to cover the spinal defect shortly after birth. The goal is to see if this method reduces complications like wound breakdown and fluid leakage co…

This study tests a new way to treat large brain tumors using two different radiation machines. Patients get four daily treatments with a linear accelerator, then a break, followed by one precise Gamma Knife treatment. The goal is to better control tumors while protecting healthy …

This study tests an oral drug called TTI-0102 in 12 people with MELAS, a rare genetic disorder that causes muscle weakness, strokes, and fatigue. Participants receive either the drug or a placebo for 6 months. Researchers will measure walking ability, fatigue, and quality of life…

This early-stage trial tests whether adding special cells (DUOC-01) into the spinal fluid is safe for children with inherited metabolic diseases that damage the brain. Participants are ages 1 week to 21 years and are already receiving a standard umbilical cord blood transplant. T…

This study is tracking 2,600 Chinese children with growth disorders who are receiving a long-acting growth hormone injection. The goal is to see how well it works and how safe it is over the long term in real-world settings. Researchers will measure changes in height and look for…

This study looks at two ways of taking progesterone for teens with Turner syndrome who are on hormone replacement therapy. One group takes progesterone for 12 days each month, the other takes it every day. Researchers will track bleeding patterns and how the teens feel, to see wh…

This early-phase study tests a new drug called JR-446 in 10 children with mucopolysaccharidosis type IIIB (Sanfilippo syndrome type B), a rare genetic disease that affects the brain and body. The drug is given through an IV and aims to be safe and possibly help manage the conditi…

This study explores whether MRI scans can safely and accurately detect cancerous or precancerous mouth lesions in people with Fanconi Anemia, a rare genetic condition that raises cancer risk. Researchers will compare MRI results to standard biopsies in 80 adult participants. If s…

This study is testing a new blood test that looks for fetal cells in the mother's blood to detect genetic conditions like Down syndrome. The test will be compared to standard diagnostic methods such as amniocentesis or newborn testing. The study involves 1,000 pregnant individual…

This study is testing whether a non-invasive brain imaging technique called fNIRS can reliably measure brain function in people with Fragile X syndrome or Creatine Transporter Deficiency. Researchers will use a cartoon-based visual stimulus to record brain activity and compare it…

This study aims to confirm if a test using a sample of amniotic fluid can accurately predict how well a baby's kidneys will work after birth. Researchers will analyze 78 fetuses with kidney and urinary tract malformations from hospitals across France. The goal is to see if this t…

This study is testing a new blood test that can diagnose single-gene disorders in unborn babies using a sample from the mother. The test looks at fetal DNA found in the mother's blood, which is safer than traditional invasive methods that carry a small risk of miscarriage. Resear…

This study will screen 13,000 children in China using urine tests and ultrasound to find kidney disease early. The goal is to see how common kidney problems are in kids and to build a system to predict who is at risk. Children with abnormal results will be referred for further ca…

This study is testing a small device called a nanosensor that measures oxygen levels in muscle tissue. The goal is to see if it can accurately assess mitochondrial function in people with mitochondrial myopathy compared to healthy volunteers. If it works, this sensor could become…

This study tests a head-worn ultrasound device called SONAS that listens for bubble signals in the brain during a standard heart ultrasound. It aims to see if the device can accurately detect right-to-left shunts—abnormal connections between blood vessels—in adults with hereditar…

This early-stage study tests a small nanosensor placed under the skin in the forearm to measure oxygen levels in muscle, which reflects how well mitochondria are working. Researchers will compare results from 24 people—some with mitochondrial myopathy and some healthy—to see if t…

This study tests whether a rapid triage test (suPAR) can help doctors make better decisions about admitting or discharging children with fever. Over 5,000 children aged 2 months to 5 years in sub-Saharan Africa will be randomly assigned to standard care or standard care plus the …

This study tests a new genetic technique called optical genome mapping (OGM) to find hidden DNA changes in children with multiple birth defects and intellectual disability. Standard genetic tests have already failed to find a cause for these children. Researchers will collect a b…

This study tests whether an artificial intelligence (AI) algorithm can screen for coronary artery disease (CAD) by analyzing facial images. Researchers will enroll 1,392 high-risk adults (those with diabetes, high blood pressure, or over 65) and use the AI to classify them as hig…

This study is testing a new blood test that looks for DNA fragments from tumors in people with hereditary cancer syndromes like Lynch syndrome or BRCA mutations. The goal is to see if the test can find cancers earlier than standard screening methods. Researchers will compare canc…

This study aims to find hidden genetic changes in people with disorders of sex development (DSD) whose standard genetic tests came back normal. Researchers will use a new technique called Optical Genome Mapping on a blood sample from 20 participants. The goal is to see if this me…

This study tests a new ultrasound technique that uses a contrast dye and special computer processing to create detailed images of blood flow and tiny blood vessels in the kidneys. It will involve 20 children aged 1 month to 6 years with congenital kidney and urinary tract abnorma…

This study tests whether showing cartoon video clips and using character voices during a visual field test can help children aged 5-8 stay focused and give more reliable results. Twenty children with certain eye conditions will be tested twice, once with the cartoon intervention …

This study tests whether whole exome and whole genome sequencing can uncover genetic causes of nonimmune fetal hydrops—a serious condition where fluid builds up in a fetus—when standard tests find nothing. Researchers will analyze DNA from 55 affected fetuses or newborns and thei…

This study tests whether adding folic acid to iodized salt can raise folate levels in women of childbearing age in Zambia, a country without mandatory folic acid fortification. Two hundred fifty non-pregnant, non-lactating women aged 18–45 will use the fortified salt instead of r…

This study tests different combinations of an online program called CARRII, designed to help Native American women reduce their risk of alcohol-exposed pregnancy. Over 500 participants will be randomly assigned to one of eight versions of the program for three months. The goal is…

This study tests whether giving penicillin shots to pregnant women at high risk for syphilis can prevent infection. Researchers in Rio de Janeiro will enroll 500 women and compare the shots to standard care. Participants receive monthly injections and tests during their third tri…

This study tests whether giving selumetinib early to children with NF1, before nerve tumors cause symptoms, can prevent tumor growth and related problems. About 200 children aged 1 to 8 years with no known tumors will either receive the drug or be observed. The goal is to see if …

This study will place dental sealants on 420 back teeth in children and teens aged 7 to 18. Half of the teeth are healthy, and half have very early cavities. Researchers will check how well the sealants stay on over 12 months to see if early decay affects retention. The goal is t…

This study tests three cavity-prevention methods in 204 Mexican schoolchildren aged 6-8. One group gets fluoride varnish alone, another gets a glass ionomer sealant plus fluoride varnish, and the third gets a Giomer® sealant. All children also receive dental health education. Res…

This study tests whether the drug sonlicromanol can reduce fatigue and improve physical abilities like balance and leg strength in adults with a specific genetic form of mitochondrial disease. About 220 participants will take either the drug or a placebo twice daily for 52 weeks.…

This study tests whether cannabidiol (CBD) can safely improve behavior, mood, sleep, and daily function in people with Sanfilippo syndrome, a rare genetic disorder. Thirty-five participants will receive either CBD or a placebo, then switch after a break. Caregivers will report on…

This study tests whether a personalized mix of endurance and strength exercises, done at home with video check-ins, can improve mobility and muscle strength in people with mitochondrial myopathy. Fifteen adults with confirmed genetic mutations will follow the program for up to 12…

This early-phase trial tests a new nasal ointment called TOR-582, which contains sirolimus, in 27 adults with hereditary hemorrhagic telangiectasia (HHT) who have frequent nosebleeds. Participants apply the ointment inside their nostrils twice daily for 12 weeks, with different s…

This trial tests a wearable robot called ENMS-BSF that combines soft muscles, electrical stimulation, and balance feedback to correct foot drop and foot inversion after a stroke. Sixty people who had a stroke at least six months ago and have mild-to-moderate walking problems will…

This study compares two surgical methods for treating gynecomastia (enlarged male breast tissue): a newer endoscopic technique using small incisions versus traditional open surgery. Researchers will follow 100 men aged 18 to 60 for up to 12 months after surgery to see which metho…

This study tests if the Ulthera System, a non-invasive ultrasound device, can safely improve sagging skin on the lower face, under the chin, and neck. About 218 adults with mild to moderate skin laxity will receive treatment or no treatment, and results will be measured at 90 day…

This study tests whether a special laser (MLS class IV) can reduce chronic pain and fatigue in people with hypermobile Ehlers-Danlos syndrome (hEDS), a condition that causes loose joints and widespread pain. Twenty-five adults will receive 10 laser sessions over 5 weeks, with pai…

This study tests whether Pilates, a gentle mind-body exercise, can help manage pain and other symptoms in people with hypermobile Ehlers-Danlos syndrome or hypermobility spectrum disorder. One hundred adults with persistent pain will be randomly assigned to either Pilates classes…

This study tests whether injections of Poly-L-lactic acid (PLLA) can improve skin laxity in people who have loose skin after bariatric surgery. Fifteen participants receive three injections in one thigh over three months, while the other thigh is left untreated. During later plas…

This study tests whether a personalized facial rehabilitation program can help people with systemic sclerosis who have facial tightness and mouth problems. About 60 adults with this rare autoimmune disease will either receive the rehab program or standard care. The goal is to see…

This study compares two dental devices—the Leaf expander and the Hyrax expander—in 30 children aged 6 to 12 who have a crossbite (when upper teeth sit inside lower teeth). The main goal is to see which expander causes less pain during the first week. Researchers will also measure…

This study tests whether L-dopa, a drug used for Parkinson's, can improve movement and communication in children with a rare genetic disorder called CTNNB1 syndrome. The condition causes developmental delays, muscle stiffness, and trouble walking. Seven children aged 1 to 15 will…

This study tests a group program to help teens (ages 13-17.5) with Prader-Willi Syndrome and their families learn practical ways to handle irritability, meltdowns, and anxiety. Ten participants will attend weekly 90-minute sessions. The goal is to see if the program improves emot…

This study tests whether a guided journaling program can reduce anxiety in parents of children with urogenital conditions like differences of sex development (DSD) or hypospadias. Twenty parents will complete five writing prompts over several weeks and then share their experience…

This study tests whether bright light therapy can help reduce excessive daytime sleepiness in people with Prader-Willi syndrome. About 50 participants will receive either bright light or a dim placebo light. The goal is to see if the therapy improves alertness, mood, and behavior…

This study is testing whether hypnosis can lower anxiety in people having facial surgery under local anesthesia. Sixty-six adults who are at least mildly anxious will either get standard care or extra hypnosis support. Researchers will measure anxiety levels before and after surg…

This study tests whether playing Kho-Kho, a traditional Indian tag game, can improve agility and reaction time in school children aged 8 to 12. Over 6 weeks, 48 kids will either play Kho-Kho or do free play three times a week. Researchers will measure changes in agility and react…

This study tests whether a custom wrist brace made with 3D scanning and printing can improve quality of life for people with Ehlers-Danlos Syndrome (EDS) compared to standard braces. The brace aims to reduce pain, prevent joint dislocations, and help with daily activities like co…

This study tests a program called Thrive that helps young adults (ages 18-25) with fetal alcohol spectrum disorders (FASD) set personal goals and build support networks. Participants are randomly assigned to start the program right away or after a delay, and then to work individu…

This study tests whether an opioid-free anesthesia approach using ketamine and dexmedetomidine can control pain and reduce agitation just as well as standard opioid anesthesia in 90 children aged 3 months to 7 years undergoing cleft lip or palate repair. Researchers will measure …

This study tests a special laser to tighten loose skin and improve wrinkles. It involves 1000 adults aged 18 to 85 who have visible skin looseness or scars. The laser is applied to the skin to see how much it tightens and smooths the area.

This study tests two experimental drugs, siltuximab and erenumab, to see if they can safely reduce chronic pain in people with schwannomatosis, a condition that causes painful nerve tumors. About 40 adults with moderate-to-severe pain will receive either a drug or a placebo. The …

This study tests a device called ULTRAFORMER MPT PLUS that uses focused ultrasound to lift and tighten loose skin under the chin and on the neck. About 273 adults with mild to moderate skin laxity will receive either the new device or an approved one. Researchers will check resul…

This study tests whether a single dose of methadone, a long-acting opioid, can control pain better than standard short-acting opioids (like fentanyl) in infants and young children after cleft palate repair. About 60 children aged 6 months to 4 years will participate. The goal is …

This study tests whether a supplement called MyCondro can help people with knee osteoarthritis move better and feel less joint discomfort. Researchers will give two different doses to 240 adults aged 45 and older who have had knee problems for at least six months. The main goal i…

This study tests whether whole-body electrical muscle stimulation (WB-EMS) can help adults with neuromuscular diseases like ALS, SMA, and muscular dystrophy exercise safely. Because these conditions weaken the nerves that control muscles, traditional exercise is often too hard. W…

This Phase 3 trial tests whether pitolisant can reduce excessive daytime sleepiness in people aged 6 and older with Prader-Willi syndrome. About 134 participants will receive either pitolisant or a placebo, and researchers will also look at effects on behavior and appetite. The s…

This study tests whether custom-made 3D-printed masks fit children better than standard commercial masks for non-invasive ventilation (NIV). Fifteen children aged 8-12 who already use NIV but have poor adherence will try a custom mask made from a 3D facial scan. Researchers will …

This study tests whether nintedanib, a drug already used for lung scarring, can reduce nosebleeds in people with hereditary hemorrhagic telangiectasia (HHT). About 48 adults with moderate to severe nosebleeds will take either nintedanib or a placebo twice daily for 16 weeks. The …

This study looks at whether the Alexander technique, a method that teaches better posture and movement habits, can help children aged 5 to 9 with Duchenne muscular dystrophy control their upper limbs and feel better day-to-day. About 33 kids will take part, and researchers will m…

This pilot study tests whether a custom splint called a Relative Motion Orthosis (RMO) can help people regain finger motion after an injury that causes stiffness. Sixty-four adults with a stiff middle finger joint will be randomly assigned to receive either standard therapy (stre…

This study looks at whether adding a foot abduction brace to the French method (a stretching and taping technique) helps babies with clubfoot more than the French method alone. Researchers will enroll 18 infants under 12 months old who have not had prior treatment. They will meas…

This study tests if a less invasive freezing technique (cryoneurotomy) works as well as surgery to reduce foot stiffness in people who had a stroke. About 114 adults with chronic foot spasticity will be randomly assigned to one of the two treatments. The goal is to see if the fre…

This study tests whether sensory exercises can improve repetitive behaviors, communication, social interaction, and motor skills in children with autism. About 26 children aged 5 to 11 will take part. Researchers will measure changes using standard questionnaires before and after…

This study tests whether the My Health Coach app can improve quality of life and daily functioning for adults with fetal alcohol spectrum disorders (FASD). Two hundred participants will be split into two groups: one gets the app right away, the other waits 12 weeks. Everyone comp…

This study tests whether adding a pain medicine called Ketorolac to standard care helps children drink more fluids after cleft palate surgery. About 74 children with cleft palate (with or without cleft lip) will take part. The goal is to see if better pain control leads to improv…

This study tests a 12-week supervised rehabilitation program for people with two rare genetic conditions that cause walking and balance problems (spastic ataxias). The program includes twice-weekly therapy sessions and once-weekly pool exercises. Researchers want to see if it red…

This study tests whether Acceptance and Commitment Therapy (ACT), delivered through a smartphone app, can help caregivers of children with RASopathies (like Neurofibromatosis type 1 and Noonan syndrome) cope with parenting stress. The trial is fully remote and involves 70 adult c…

This study tests whether applying Mastisol, a liquid adhesive, during clubfoot casting helps babies with clubfeet get better faster and with fewer problems. Researchers will compare outcomes like how many weeks of casting are needed and how often complications like sores or swell…

This study is testing whether a small, battery-powered device worn on the ear can reduce gastrointestinal symptoms in children aged 10-18 with hypermobile Ehlers-Danlos syndrome (hEDS) and related autonomic nervous system problems. The device, called IB-Stim, delivers gentle elec…

This study looks at whether watching an animated film or reading a storybook can lower fear and anxiety in children aged 7 to 12 who have just been diagnosed with type 1 diabetes. About 64 children will take part, and their anxiety levels will be measured using special child-frie…

This study tests Sculptra injections to improve cheek wrinkles and skin looseness in 25 women aged 45-65. Participants receive up to three treatments, and researchers use special cameras to measure skin changes over time. The goal is to see if this cosmetic procedure works and ho…

This Phase 3 trial tests whether a single spinal injection of morphine and bupivacaine before robotic kidney or ureter surgery leads to better recovery than an intravenous lidocaine drip during surgery. About 220 adults scheduled for robotic upper urinary tract surgery will be ra…

This study tests whether playing with a therapeutic toy doll before getting a shot can reduce fear, anxiety, and pain in children aged 4-6. Half the kids will practice the injection steps on a doll first, while the other half get the shot as usual. Researchers will measure fear a…

This study tests whether a mindfulness-based emotion regulation training program can help children aged 7-11 who are hospitalized for at least four days feel less afraid and better control their emotions. Half of the 54 participants will receive the training alongside usual care,…

This study tests a new injectable filler made from hyaluronic acid and collagen to improve wrinkles, scars, and skin looseness on the face. Forty non-smoking adults aged 18-70 will receive one treatment and be followed for 16 weeks. Researchers will check for side effects and mea…

This study tests a virtual behavioral therapy (Functional Behavioral Training) for children aged 2-12 with genetic syndromes like Fragile X, Angelman, or Rett syndrome who have challenging behaviors. The therapy teaches parents how to identify what triggers problem behaviors and …

This study tests whether a gentle brain stimulation technique (tDCS) combined with computer-based thinking exercises can improve attention, memory, and problem-solving in children aged 8 to 17 who were exposed to alcohol before birth. About 70 kids will be randomly assigned to re…

This study compares three different sedatives (ketamine, nalbuphine, and dexmedetomidine) given to 60 children aged 6 months to 3 years who need stitches removed after cleft lip or palate surgery. The goal is to see which drug works fastest and safest to keep the child calm and c…

This study tests whether giving a numbing medicine (bupivacaine) as a mist before surgery can lower pain and the need for extra painkillers in children aged 1-7 having cleft palate repair. Half the children get the mist, half get a placebo, and neither the doctors nor families kn…

This study is testing a device called Ellacor that uses tiny needles to remove small cores of skin, aiming to reduce wrinkles and tighten loose skin on the face and belly. It includes people with a wide range of skin types (I to VI) and those taking GLP-1 drugs like Ozempic for w…

This study tests whether a custom 3D-printed mouth splint can help burn patients who have developed microstomia (a tight, small mouth opening). Ten participants will use the splint and be measured for changes in mouth size and function using a special survey. The goal is to ease …

This study is testing a device called Thermage FLX that uses radiofrequency energy to improve wrinkles and tighten loose skin on the neck, abdomen, upper arms, and face. About 164 adults with mild-to-moderate skin laxity or wrinkles will receive the treatment and be followed for …

This study looks back at medical records of 150 children who had cleft palate surgery. Some received standard pain relief with morphine, while others also got a maxillary nerve block. Researchers want to see if the nerve block group needed less morphine, had fewer side effects, a…

This study looks at whether doing adapted physical activity every day can improve sleep quality in children aged 5 to 16 who are being treated for blood cancer. About 30 children will take part, with some exercising daily and others just once over four days. Parents will track sl…

This study tests whether a noninvasive technique called transcranial magnetic stimulation (TMS) can change brain activity related to hunger and fullness in people with Prader-Willi syndrome. Researchers will stimulate a part of the brain called the cerebellum and measure changes …

This study tests whether a gentle brain stimulation technique called tACS, used at home for 5 days a week over 4 weeks, can improve memory and thinking in 40 young people aged 14-25 with 22q11.2 deletion syndrome. The stimulation is personalized based on each participant's MRI an…

This study looks at whether doing Bulgarian bag exercises—like squats and lunges with a weighted bag—can improve lower limb function, posture, and balance in healthy school children aged 8 to 16. About 345 kids will take part, doing exercises guided by a therapist. Researchers wi…

This study looks at whether the Alexander Technique, a method that teaches better posture and movement, can help teenagers aged 13 to 16 with upper cross syndrome (a common postural problem). Thirty-six participants will either practice the Alexander Technique at home with parent…

This study tests whether a 12-week Pilates program can reduce pain and improve trunk muscle endurance in 140 children aged 12-16 who have backpack syndrome. One group does Pilates twice a week, while the other does standard stretching. Researchers will measure pain levels and how…

This study tests a custom 3D-printed silicone tray that covers the cleft during intubation (placing a breathing tube) in children with cleft lip and palate. The goal is to reduce injuries like bleeding or swelling and make the procedure safer. About 120 children will take part, a…

This study tests whether eating a diet very low in polyamines (natural compounds found in many foods) for a week before and after major abdominal surgery can lower pain levels. Researchers will compare pain scores and painkiller use in 278 adults who either follow the special die…

This study tests whether Ultherapy Prime, a non-invasive ultrasound device, can tighten and smooth loose skin on the lower face and neck. Twenty adults aged 25 to 65 with moderate to severe skin laxity will receive a single treatment at either multiple depths or just one depth. R…

This study tests a behavioral therapy for children with Cornelia de Lange syndrome (CdLS) who have problem behaviors like aggression or self-injury. Researchers will identify what triggers these behaviors and then train parents to use a tailored treatment. The goal is to reduce p…

This study compares two ways to sedate children before cleft palate repair: a combination of two drugs (dexmedetomidine and ketamine) given through a nebulizer versus dexmedetomidine alone. The goal is to see which approach works better for calming the child before surgery and pr…

This study looks at how well people with Anderson-Fabry disease can exercise and how their hearts respond to stress. Researchers will use treadmill tests, echocardiograms, and heart scans to measure heart function during rest and exercise. The goal is to find better ways to detec…

This study at the National Institutes of Health looks at how infections can worsen symptoms in people with mitochondrial disease, a group of disorders that affect energy production in cells. Researchers will evaluate participants' immune systems through blood tests, physical exam…

This study aims to learn more about rare inherited disorders that affect the brain, spinal cord, muscles, and nerves. Researchers will collect medical history, perform exams, and run genetic tests on up to 3,500 participants. No new treatments are tested; the goal is to better un…

This study aims to understand the genetic and biological causes of Proteus syndrome, a rare condition causing abnormal growth of bones, skin, and other tissues. Researchers will follow up to 1,500 participants over time, using medical exams, imaging, and blood tests to track how …

This study aims to learn more about the genetics and natural history of autoinflammatory diseases, which cause repeated fevers and inflammation. Researchers will study up to 5,000 people, including patients, their relatives, and healthy volunteers. Participants provide blood and …

This study follows people with rare genetic disorders that cause harmful substances to build up in the body, leading to brain damage. Researchers will monitor up to 200 participants over time using exams, surveys, and lab tests. The goal is to better understand how these diseases…

This study creates a registry of medical records, scans, and surveys from adults with neurofibromatosis type 1 (NF1) who also have a glioma brain tumor. Researchers will track diagnosis, treatments, and quality of life over time to better understand the disease. The goal is to im…

This study looks at anxiety related to cancer screenings in adults with Fanconi anemia, a rare condition that raises cancer risk. Researchers will observe 20 participants during their regular screening visits, noting body language, worries, and the clinic environment. No treatmen…

This study looks at gum disease in people with rare kidney disorders like Alport syndrome, Fabry disease, and tuberous sclerosis, as well as lupus. Researchers will compare 100 participants to those with chronic kidney disease and healthy controls. They aim to understand how comm…

This study follows 650 people aged 8 to 99 with androgen insensitivity syndrome (AIS) to better understand their long-term health. Researchers will track hormones, bone density, heart health, metabolism, and tumor risk through regular check-ups and scans. No treatments are being …

This observational study follows 150 people with MEHMO syndrome or related conditions to better understand how the disease progresses. Researchers will collect medical history, imaging, and lab samples to find biological markers that could help monitor the disease. No treatment i…

This study collects information from 200 adults in Russia who have neurofibromatosis type 1 (NF1) with plexiform neurofibromas. Researchers will look at patients' age, symptoms, and medical history to better understand the disease. No new treatments are being tested; the goal is …

This study is a long-term registry that collects health information from people with Fabry disease, a rare genetic disorder. It does not test any new treatments; instead, it follows up to 9,000 patients worldwide to better understand how the disease progresses and how current tre…

This pilot study looks at how different types and intensities of exercise affect muscle recovery in people taking statins compared to those not on statins. Researchers will test cycling and resistance training at various levels, measuring muscle damage markers and pain sensitivit…

This study follows up to 3,000 people who have, are at risk for, or are related to someone with a parathyroid disorder. Researchers will collect medical records, questionnaires, and samples like blood and saliva to learn what causes these conditions and how they change over time.…

This study looks at whether freezing ovarian tissue can help preserve fertility in people aged 2-21 with conditions like Turner syndrome, galactosemia, or premature ovarian insufficiency. Participants may have surgery to remove and freeze a gonad, with a small piece used for rese…

This study aims to discover new genes that may cause certain cancers to run in families. Researchers will collect blood samples and health information from 1,500 people in families where multiple members have had cancer, especially childhood cancers. The goal is to build a regist…

This study works to improve questionnaires that measure pain, daily activities, and physical function for people with neurofibromatosis type 1 (NF1) who have plexiform neurofibromas. Participants aged 5 and older will give feedback on existing surveys through group discussions or…

This study aims to uncover the genetic causes of a group of eye conditions called MAC (microphthalmia, anophthalmia, and uveal coloboma), which can lead to vision loss or blindness. Researchers will collect DNA samples from 600 people—both those with MAC and their close relatives…

This study is observing 55 children and adults in Russia who have hypophosphatasia (HPP), a rare genetic bone disease. Researchers will track symptoms, lab results, and quality of life to learn how the disease naturally progresses. No treatments are being tested—the goal is to ga…

This study looks at how to reduce the long and frustrating journey to a diagnosis for people with developmental abnormalities. Researchers will review past cases, collect new blood or skin samples, and use advanced genetic testing. The goal is to understand why some people remain…

This study is a disease registry that will collect information from 200 people in Egypt who have neurofibromatosis type 1 (NF1), a genetic condition that causes tumors to grow on nerves. The goal is to understand how the disease progresses over time, what treatments patients rece…

This study is gathering medical information and samples from up to 5,000 people with neurosurgical conditions like brain tumors, epilepsy, and Parkinson's disease. Participants receive standard care while their data is collected for future research. No new treatments are being te…

This study investigates why some children still have speech problems (velopharyngeal insufficiency) after cleft palate surgery. Researchers will use real-time MRI to look at how the soft palate moves and its muscle structure in children aged 7 to 12. By comparing children with di…

This study follows 400 people with mitochondrial disease and their household members to learn how infections affect them. Researchers will analyze blood samples and health records to find immune patterns linked to severe illness. The goal is to improve care and identify potential…

This study aims to find the genetic causes of Ollier disease and Maffucci syndrome, rare disorders that cause cartilage tumors and increase cancer risk. Researchers will study 100 people aged 2 and older using blood tests, scans, and genetic sequencing. Participants will stay at …

This study checks if a French version of the MEPS/MEPI elbow score works well for children aged 4 to 17. It includes kids with and without elbow injuries to see if the score accurately measures elbow pain and function. The goal is to make sure doctors can use this tool reliably i…

This study monitors up to 50 people with MPS VII (Sly Syndrome) to understand how the disease changes over time. It also checks the long-term safety and effectiveness of the drug vestronidase alfa. Participants may or may not be taking the drug, and the study involves regular che…

This study looks at whether women with Ehlers-Danlos syndrome (EDS) experience more severe period pain than those without the condition. Researchers will compare pain levels and other gynecological issues in 156 women using an online questionnaire. The goal is to better understan…

This study aims to learn more about RASopathies, a group of genetic conditions that can cause developmental issues, birth defects, and increased cancer risk. Researchers will follow up to 500 people of any age who have or may have a RASopathy, along with their family members, for…

This natural history study follows up to 4,000 people with inherited bone marrow failure syndromes (IBMFS) and their families to learn why they are prone to certain cancers. Researchers will track health over time, collect genetic samples, and look for clues that separate those w…

This study follows people with Fanconi anemia, a rare inherited condition that raises the risk of certain cancers, especially squamous cell carcinoma. Researchers will screen 200 participants aged 12 and older every year for up to 10 years using exams, blood tests, and imaging to…

This study is testing a device called the AlgometRx Nociometer to see if it can measure pain and other abnormal sensations in people with neurofibromatosis type 1 (NF1). The device uses a small electrode on a finger or toe to send painless signals and a camera to record changes i…

This study collects blood, bone marrow, and other samples along with health information from up to 1,716 people with non-cancerous blood diseases and their family members. Researchers will analyze the participants' genes to find new genetic causes of these conditions and understa…

This natural history study is observing up to 250 people with Smith-Lemli-Opitz syndrome and related cholesterol disorders, as well as their relatives. Researchers will track symptoms, development, and lab results over several years to find better ways to measure disease progress…

This study analyzes dried blood spots from 630 newborns to find protein and RNA markers that could predict which babies with congenital CMV will develop hearing loss or other problems. Researchers will compare samples from infected babies who had complications, those who did not,…

This study looks at facial features of males aged 2 to 40 with creatine transporter deficiency (CTD), a genetic disorder that causes intellectual disability, seizures, and behavioral issues. Researchers will examine photos of participants to see if they share common facial traits…

This study gathers medical information from people with MNGIE, a rare genetic disease that affects the nerves and digestive system. Researchers want to learn how the disease progresses and find better ways to measure it. Up to 50 patients worldwide can join, and no new treatments…

This study is for people aged 3 and older with neurofibromatosis type 1 (NF1), a genetic condition that often causes noncancerous nerve tumors. About half of people with NF1 get these tumors, and sometimes they turn cancerous. Researchers want to test a new method to predict whic…

This study looks at whether a special ultrasound technique, called shear wave elastography, can predict how well a child's kidney will recover after surgery to fix a blockage. Researchers will measure kidney stiffness before and after surgery in 84 children aged 6 months to 18 ye…

This study is observing 400 people aged 12 and older who have noncirrhotic portal hypertension (NCPH) or are at risk for it. NCPH is a liver condition that increases blood pressure in the liver's blood vessels without causing cirrhosis, and often has no early symptoms. Researcher…

This observational study aims to find biological markers (biomarkers) for RAI1-related disorders, including Smith-Magenis and Potocki-Lupski syndromes. Researchers will study 90 participants through clinical exams, blood tests, optional skin biopsies, and sleep studies. The goal …

This study looks back at 483 patients who had small rectal neuroendocrine tumors (less than 2 cm) removed using one of two endoscopic techniques: endoscopic submucosal dissection (ESD) or endoscopic partial muscle resection (EPMR). The goal is to compare how often each method lea…

This study tracks the natural course of fucosidosis, a rare genetic disorder, in up to 57 people. It collects medical history and ongoing health data without giving any experimental treatment. The goal is to better understand the disease and help design future therapies.

This study looks at people with multidirectional shoulder instability (loose shoulder joints) often linked to hypermobility disorders. Researchers want to see if electrical stimulation and specific exercises can improve shoulder control and reduce joint slipping. 60 participants …

This study is for people with rare DNA repair disorders like Cockayne syndrome, xeroderma pigmentosum, or trichothiodystrophy. Researchers will watch how symptoms like movement and balance change over time. No treatments are given—the goal is to better understand these conditions…

This study looks at people with creatine transporter deficiency, a rare genetic condition that causes intellectual disability, seizures, and movement problems. Researchers want to find the best tests to measure symptoms, since many standard tests are too hard for these patients. …

This registry collects information from people with inherited retinal diseases, like retinitis pigmentosa and Stargardt disease. Participants share their symptoms, family history, and genetic test results online. The goal is to help researchers understand these rare diseases and …

This study follows 450 US adults with Fabry disease who are taking migalastat or enzyme replacement therapy. Researchers will track kidney function, heart and brain events, and quality of life over time to see how well these treatments work in everyday practice.

This study aims to create a large genetic database of people with Turner syndrome, a rare condition where a person is missing all or part of an X chromosome. Researchers want to compare the genes of women with Turner syndrome who are fertile with those who are not. Up to 500 part…

This study is for children with Morquio A, a rare genetic disease that affects bones and breathing. Researchers will use safe, non-invasive tests like MRI, X-rays, hearing tests, and walking analysis to track how the disease changes over time. The goal is to better understand the…

This study looks at how common tooth staining is in children who had very high bilirubin levels (jaundice) early in life. Researchers will check 120 children with certain liver conditions to see if their teeth are discolored and whether that affects their daily life. The goal is …

This study follows 30 children and young adults with Sanfilippo syndrome type C, a rare genetic disorder that causes severe brain damage. Researchers will measure changes in development and thinking skills over time using standard tests. The goal is to better understand how the d…

This study is building a registry of 1,211 people in Brazil who have inherited heart conditions like cardiomyopathy, arrhythmias, and Marfan syndrome. Researchers will collect DNA samples and medical information to discover which genes are most commonly affected and how often the…

This pilot study is testing whether a whole-body MRI scan, analyzed by artificial intelligence, can reliably detect pre-cancerous changes in children with neurofibromatosis type 1 (NF1). Fifteen children will receive three MRI scans over a year. The goal is to see if the scans ar…

This study looks at how a mother's lifestyle—like smoking, drinking, or exposure to pollution—can affect her baby's development in the womb. Researchers will collect tissues and information from 1,200 pregnancies (7-20 weeks) to understand how these factors may lead to health pro…

This research study aims to learn more about children born with small or missing eyes (Microphthalmia, Anophthalmia, and Coloboma, or MAC) and how genetic changes may cause these conditions. Researchers will collect medical histories, saliva, and blood samples, and perform physic…

This study creates a Canadian registry for children under 18 with Alagille syndrome or genetic intrahepatic cholestasis, rare liver conditions that cause bile buildup. Researchers will collect health data from medical records over time to understand how these diseases progress an…

This pilot study aims to see if using five gene signatures from a patient's tumor can help doctors choose the best first chemotherapy for advanced pancreatic cancer. About 85 people with metastatic pancreatic cancer will have their tumor genes analyzed to pick between two standar…

This study is collecting medical data, blood, saliva, and tissue samples from up to 11,000 children, teens, and adults with known or suspected gynecologic conditions. The goal is to create a large database to better understand these conditions, including disorders of sex developm…

This study looks at whether measuring telomeres—parts of our cells linked to aging—can help explain why some women still can't get pregnant even after fertility treatments. Fifteen women aged 25 to 42 will get blood tests to check their biological age, then receive a personalized…

This study is developing questionnaires to measure how visible tumors in neurofibromatosis type 1 (NF1) affect patients' appearance concerns. About 110 participants, including children, adults, and caregivers, will complete surveys and join focus groups or interviews to give feed…

This study interviews 24 men with prostate cancer to learn how they feel about breast-related side effects, such as gynecomastia (enlarged breasts), from treatment. The goal is to understand what matters most to patients when choosing therapies. Results will help design a future …

This pilot study looks at how botulinum toxin (Botox) injections affect the muscles, tendons, and nerves in the feet of people who have had a stroke and developed a tight, twisted foot (equinovarus). Researchers will use special ultrasound and movement tests to track these change…

This study looks at whether brain wave tests (EEG) done before and after heart surgery in babies under 1 year old can predict later learning or behavior problems, such as autism or ADHD. About 50 infants will be followed to age 2. The goal is to find early warning signs so that c…

This study is creating a registry of up to 1,000 people with rare lymphatic system disorders. Researchers will collect information from medical records and yearly surveys to understand how these diseases progress, what treatments are used, and how they affect quality of life. The…

This study looks at how the body's cells use oxygen in people with long COVID compared to those fully recovered. Researchers will measure oxygen use in blood cells, skin, and muscle to see if there are differences. The goal is to better understand long COVID and test if these mea…

This study looks at how a traumatic brain injury (TBI) can lead to heart problems like irregular heartbeat or heart failure. Researchers will use MRI scans to see if damage to certain brain areas disrupts the network that controls the heart. By studying 90 people with mild to mod…

This study aims to find biological markers in the blood that may help explain brain development disorders like autism, epilepsy, and brain tumors. Researchers will compare children with and without these conditions to identify unique patterns. Up to 500 children will participate …

This study follows 500 adults (400 with mitochondrial disease and 100 healthy or other-disease controls) for up to 10 years. Researchers collect medical data and samples to create a biobank, aiming to better understand how the disease progresses and to find ways to diagnose it ea…

This study aims to find genetic mutations in the brain that cause drug-resistant epilepsy in children. Researchers will compare DNA from blood and brain tissue, including samples from special electrodes placed in the brain. The goal is to better understand the root causes of thes…

This study looks at medical records of 1000 children with conditions like autism, epilepsy, and Down syndrome to find common biological patterns. Researchers want to understand what causes these disorders and how children respond to treatments. The goal is to improve diagnosis an…

This study aims to find the genes and DNA changes that cause cherubism, a rare condition that affects the jaw bones. Researchers will study blood and tissue samples from up to 600 people, including patients and their family members. The long-term goal is to understand the disease…

This study is testing whether a special type of cardiac MRI can find early signs of heart damage in people with Fabry disease. Researchers will follow 300 adults with Fabry disease over time, using MRI, ECG, and blood tests to see which patients later develop serious heart proble…

This study watches 150 adults with heart valve problems who are getting a procedure (TAVI or M-TEER) to see if it helps their sleep-disordered breathing. Participants take a sleep test before the procedure and again 6 months later. The goal is to learn how fixing heart valves mig…

This study looks at whether people with vascular Ehlers-Danlos syndrome (vEDS), a rare genetic disorder that weakens blood vessels, also have problems with how their body stores and uses fat. Researchers will compare 12-17 adults with vEDS to similar adults without the condition …

This study collects information from up to 250 patients with lysosomal storage diseases (like certain forms of MPS, Pompe, Gaucher, and Wolman disease) to understand how these conditions develop and respond to treatments given before birth. Researchers will track symptoms, lab re…

This study is gathering information from 4500 people who have or will have brain surgery for conditions like aneurysms, tumors, epilepsy, and Parkinson's disease. The goal is to find patterns that help doctors predict how well someone will recover. By standardizing how outcomes a…

This study looks at how high-frequency 5G waves (27.5 GHz) affect the skin. Researchers will expose healthy volunteers and people with certain skin conditions to these waves and analyze skin cell changes using advanced techniques. The goal is to understand any biological effects,…

This study looks at DNA methylation patterns (chemical tags on DNA) in fetuses with rare genetic diseases. Researchers will analyze DNA from amniotic fluid and tissue samples to create reference signatures. The goal is to improve diagnosis of these conditions before birth. The st…

This study looks at how a 2-week, personalized therapy program helps children aged 4-12 with conditions like cerebral palsy, autism, or genetic disorders. Kids get about 2.5 hours of tailored therapy each day, focusing on skills like movement, attention, and communication. The go…

This study is creating a large digital registry to find and understand rare forms of diabetes caused by a single gene (monogenic diabetes). Researchers will enroll up to 5,000 people in China who were diagnosed with diabetes at a young age and test their DNA. The goal is to learn…

This study aims to learn more about abnormal development of the face, head, and neck by comparing people with these conditions to their family members and healthy volunteers. Researchers will collect medical history, perform exams, take 3D images, and analyze genetic samples from…

This study aims to create a collection of blood and urine samples from 100 people with Noonan syndrome. Researchers will use these samples to study how the disease works and look for factors that predict how it will progress. The study does not test any treatment, but may help gu…

This study looks at whether orthodontic treatments like Twin Block and Hyrax appliances can improve breathing in children aged 8-14 with small jaws and narrow upper airways. Researchers will use 3D scans to measure changes in airway shape and airflow. The goal is to understand if…

This 10-year observational registry will follow up to 10 women with Fabry disease who received pegunigalsidase alfa (Elfabrio) around the time of pregnancy or while breastfeeding, along with their infants. Researchers will track pregnancy outcomes, birth defects, and infant healt…

This study looks back at the past 10 years to understand how a life-support machine called ECMO has been used in children across China. Researchers will gather information from 500 children, from newborns to 18-year-olds, to see how many survive after treatment, how long they nee…

This study follows 400 pregnant women with rare blood vessel diseases (like HHT, Marfan syndrome, or lymphedema) to learn about serious pregnancy complications. Researchers will ask participants about their health during pregnancy and for 12 months after birth. The goal is to gat…

This study looks at cholesterol and blood sugar levels in 200 people with Noonan syndrome and related conditions, aged 2 to 35. Researchers want to see if these levels differ by age, gender, or genetic type. The goal is to improve long-term care by identifying who might be at hig…

This study looks at the emergency and disaster plans of about 319 German hospitals to see how well they are prepared for crises. Researchers will compare the plans to find common strengths, weaknesses, and best practices. The goal is to help hospitals improve their emergency plan…

This study is collecting information from 520 children and teens in Italy with 46, XY DSD, a rare condition where a person's chromosomes don't match their physical sex development. Researchers will look at medical records to understand how common different features are and how th…

This study follows 200 children and adults with hypophosphatasia (HPP), a rare genetic disorder that weakens bones and teeth. Researchers will collect medical history, track disease progression, and assess quality of life over time. The goal is to better understand how HPP affect…

This study is testing a new, non-invasive monitor (fetal magnetocardiography) to detect hidden heart problems in high-risk pregnancies that might lead to fetal death. Researchers will study 30 pregnant women with conditions like congenital heart disease or twin pregnancy. The goa…

This study looks at how exercise training changes muscle cells in people with mitochondrial myopathy, a rare disease that affects energy production. Researchers will compare a trained leg to an untrained leg in the same person, and also compare results with healthy volunteers. Th…

This study looks at whether online videos or a call with a peer navigator can help adults with neurofibromatosis 1 (NF1) who have low health literacy better understand their condition and care recommendations. Fifty participants across the U.S. will receive personalized care lett…

This study is creating a large network of hospitals across Italy to improve the diagnosis and understanding of rare cerebrovascular diseases (rCVDs), such as CADASIL, Fabry disease, and Moyamoya. Researchers will collect medical information and blood samples from 500 patients to …

This study is monitoring 50 children in Japan with Alagille syndrome (ALGS) or progressive familial intrahepatic cholestasis (PFIC) who are taking the drug Livmarli (maralixibat). Researchers are using a national registry to track how many children develop liver problems and how …

This study looks at why diabetes can damage the heart even without clogged arteries. Researchers will examine heart tissue and use advanced imaging in 500 adults with heart failure, with or without type 2 diabetes. The goal is to find early warning signs and new treatment targets…

This study tests whether giving extra arginine (a nutrient) to preterm and full-term infants after major bowel surgery or a serious gut infection (necrotising enterocolitis) can improve their immune function. Researchers will measure changes in gene activity related to infection-…

This study follows 40 men with Fabry disease for three years using a small device implanted under the skin that continuously records heart rhythms. The goal is to see how often dangerous heart rhythm problems occur and how they relate to other changes in the heart and body. No ne…

This observational study will follow 2000 children and adults with imprinting disorders—rare genetic conditions like Silver-Russell and Prader-Willi syndromes. Researchers aim to describe the natural history of these diseases and identify common metabolic profiles, risks for obes…

This observational study will follow up to 1,000 people in France with mucopolysaccharidosis (MPS), a group of rare genetic disorders. Researchers will collect medical data from patient records and ongoing checkups to map how the diseases progress and how current treatments affec…

This study is collecting information from children and adults with pyruvate dehydrogenase complex deficiency (PDCD), a rare genetic disorder that affects energy production in cells. Researchers will review medical records, ask participants about their health history, and perform …

This study follows 800 children born with eye malformations like microphthalmia, anophthalmia, aniridia, or anterior segment defects. Researchers will track their vision, brain development, and overall health for up to 10 years to better predict outcomes. No new treatments are be…

This study aims to understand the full burden of 9 rare skin diseases—including physical, emotional, social, and financial challenges—on patients and their families. Researchers will use special questionnaires to track how these conditions affect daily life and care needs. About …

This study tests whether a wrist-worn device can help monitor pregnant women with congenital heart disease. Researchers will track heart rhythms and other data from 50 participants to see if the wearable can detect early signs of trouble. The goal is to improve care and reduce th…

This study aims to find genes that cause eye misalignment (strabismus) and related conditions involving the cranial nerves and brainstem. Researchers will analyze DNA from up to 20,000 participants with these disorders. The goal is to better understand the genetic causes, which c…

This study follows 50 children with PTEN gene mutations to better understand their risk of developing tumors. Participants will have yearly check-ups including blood tests, ultrasounds, and skin exams for 5 years. The goal is to create better monitoring guidelines for these child…

This study follows 30 people with hypophosphatasia (HPP) who are taking the drug asfotase alfa. Researchers want to see if the immune system can make the drug less effective or cause serious allergic reactions. Participants will be monitored for at least 5 years to track these ri…

This study follows 1500 people with rare genetic brain disorders to learn how these diseases progress. Researchers measure thinking, movement, and daily living skills over time, and also look at brain scans and body fluids. The goal is to better understand the diseases and how tr…

This study looks at whether a substance called PlGF in the umbilical cord and placenta can act as an early warning sign for brain damage in babies whose mothers drank alcohol during pregnancy. Researchers will compare PlGF levels between 60 pairs of mothers and babies—some with a…

This study looks at how mitochondrial diseases might weaken the immune system. Researchers will collect blood samples from 60 people with confirmed mitochondrial disorders and compare their immune cells and antibodies to healthy controls. The goal is to better understand these im…

This study looks at psychiatric symptoms in people with White-Sutton syndrome, a rare genetic condition. Researchers will interview 30 children and adults and use standard questionnaires to identify anxiety, OCD, autism, and other issues. The goal is to better understand these sy…

This study uses advanced heart MRI scans to look at blood flow patterns in people with different types of hypertrophic cardiomyopathy (thick heart muscle), including rare forms like Anderson-Fabry disease and cardiac amyloidosis. Researchers will also study first-degree relatives…

This study is creating a large registry and tissue bank for people with mitochondrial disorders. Researchers will collect medical information and samples from up to 1,000 participants, including those diagnosed with or suspected to have a mitochondrial disease. The goal is to gat…

This study looks at how kidney and bladder cancers use nutrients like sugar and fat to grow. Participants receive a harmless nutrient tracer during surgery or biopsy, and researchers collect blood and tissue samples to analyze cancer metabolism. The study does not change standard…

This study aims to understand why people with Turner syndrome often lose their hearing. Researchers will look at genetic and epigenetic markers in 150 adults aged 18-60. Participants will have hearing, balance, blood, and imaging tests. The goal is to find new ways to treat or de…

This study looks at how heart and blood vessel problems develop in people with MPS I and IVA. Over 4 years, 240 participants will get yearly heart ultrasounds, blood tests, and urine tests. The goal is to find reliable markers that can track heart health and guide future treatmen…

This study follows 300 people who carry a specific mitochondrial DNA mutation (m.3243A>G) that can cause symptoms like migraines, seizures, and hearing loss. Researchers will use brain scans, muscle tests, and cognitive assessments to track how the disease progresses over time. N…

This study is testing advanced heart MRI scans to better diagnose and predict risks for people with rare heart muscle diseases. Researchers will scan 1000 participants to see if these new imaging methods can identify conditions like Fabry disease and cardiac amyloidosis more accu…

This study is following 500 people with cerebral small vessel disease (CSVD) to see how their genes affect their brain scans, symptoms, and health over time. Participants get genetic testing and MRI scans at the start and again after 1-2 years. The goal is to better understand th…

This research study collects health information from 10,000 people with brain inflammation conditions like Long COVID, ME/CFS, and autoimmune diseases. Participants use a smartphone app to share symptoms, health history, and wearable data. The goal is to find disease subtypes and…

This study follows 30 people with Zellweger Spectrum Disorder over 5 years to understand how their vision changes over time. Participants will have yearly vision tests, physical exams, and blood work. The goal is to define the course of retinal degeneration and find the best ways…

This study collects DNA from up to 1,000 adults with progressive supranuclear palsy (PSP), corticobasal syndrome (CBS), multiple system atrophy (MSA), or related conditions, plus their family members. Researchers will sequence participants' whole genomes to find genetic variants …

This study follows 93 women with Turner syndrome who wanted to become parents. Researchers will track how many succeeded through natural pregnancy, egg donation, or adoption. The goal is to understand the real-world chances of parenthood for these women.

This study is creating a large database to collect information on people with rare diseases like amyloidosis, sarcoidosis, and Gaucher disease. Researchers will track patients' health over time, including their symptoms, treatments, and outcomes. The goal is to improve diagnosis …

This study collects information from 450 newborns who fail their initial hearing screening. Doctors will test them for congenital CMV, a common infection that can cause hearing loss and other problems. The goal is to see how often CMV is found and to improve follow-up care for af…

This study is testing whether a blood test (liquid biopsy) can detect a rare but serious nerve tumor called MPNST earlier than current methods in adults with Neurofibromatosis Type 1 (NF1). Researchers will compare the timing of tumor detection by the blood test versus standard i…

This study collects information from people with ASXL-related disorders (such as Bohring-Opitz syndrome) to better understand how these conditions progress and are managed. No new treatments are tested; instead, participants share their medical history and records through surveys…

This study looks at how well pelvic organs move in women with endometriosis using dynamic MRI. Researchers want to see if measuring this movement can help diagnose the disease better and explain why some treatments don't work. About 52 women with suspected endometriosis will take…

This study looks at how things in your environment—like pollution, chemicals, diet, and sleep—might affect your hormones and reproductive health. Researchers will follow 300 people aged 8 and older who have conditions like low or high hormone levels, early or late puberty, or inf…

This study is collecting blood, tissue, and medical information from up to 1,000 people with RASopathies—a group of genetic conditions that affect development and raise cancer risk. Researchers will store these samples and data in a database for future studies. The goal is to lea…

This study is building a global database of 1000 people with homozygous familial hypercholesterolemia (HoFH), a rare inherited condition causing extremely high cholesterol from birth. Researchers are gathering de-identified medical data from clinics around the world to better und…

This study follows 130 adults with hypophosphatasia, a rare bone disorder, to understand how they are diagnosed and what symptoms they have. Researchers hope to find ways to reduce the long delay between first symptoms and diagnosis. No treatment is being tested; this is purely a…

This study follows people with peroxisome biogenesis disorders (PBD) to learn more about how the disease progresses. Researchers will collect medical records, test results, and images over time from up to 244 participants. No new treatments are being tested; the goal is to better…

Fabry disease is a rare genetic condition that can cause pain, heart and kidney problems, and strokes. This study follows 100 people aged 65 and older with Fabry disease for 5 years, comparing those who receive specific treatment with those who do not. Researchers will measure qu…

This study looks at whether adding certain nutrients to blood cells from people with septic shock can help restore the cells' energy-making machinery (mitochondria). Researchers will collect blood samples from 55 patients in the ICU and test these nutrients in the lab. The goal i…

This study checks whether an artificial intelligence (AI) system trained on Turkish patients can accurately diagnose jaw and bite problems in people from other ethnic backgrounds. Researchers will compare the AI's performance on 5,000 patients from Turkey and Belgium using photos…

This study is creating a registry for children with PTEN Hamartoma Tumor Syndrome (PHTS), a rare genetic condition that increases cancer risk. Researchers will follow 100 participants for 3 years to link genetic changes with health outcomes. The goal is to develop better monitori…

This study watches 25 people with Fabry disease to see how the drug agalsidase alfa changes heart inflammation over one year. Participants get special heart scans (PET-CMR) at the start and after 12 months of treatment. The goal is to learn if the drug reduces inflammation in the…

This study aims to learn how the binding of RNA with DNA (called R-loops) is linked to amyotrophic lateral sclerosis type 4 (ALS4) and other inherited neurological disorders. Researchers will observe up to 330 people aged 5 and older, including those with ALS4, related conditions…

This study is testing a new non-invasive device that uses laser speckle to measure blood flow and structure inside the eye. Researchers will compare these images with standard vision tests in 500 people with various retinal conditions. The goal is to see if this technology can be…

This study is building a large registry of up to 3,000 people with Ehlers-Danlos syndrome (EDS) in Italy. Researchers will collect medical history, genetic data, and quality-of-life information to better understand how EDS affects people over time. No new treatments are being tes…

This study is building a registry of up to 400 people with Ollier disease or Maffucci syndrome. Researchers will collect medical history, genetic data, imaging, and quality-of-life information to better understand how these conditions progress and how they are best managed. The g…

This study looks at people who carry genetic changes linked to Leber Hereditary Optic Neuropathy (LHON) but still have normal vision. Researchers want to see if certain chemicals in the blood and tears can signal early nerve damage in the eye, before vision loss occurs. The goal …

This study looks at whether a special bed that gently moves your legs (passive exercise) can improve how the body uses oxygen in people with mitochondrial disease. Researchers will compare patients to healthy volunteers and also test the bed in children in the ICU. The goal is to…

This study collects medical information and biological samples (like blood or tissue) from up to 12,000 people with leukodystrophies—rare disorders that damage the brain's white matter. Researchers will use this data to find new genetic causes, develop biomarkers for future trial…

This observational study tests a new device (eMyosound LYRA) that uses sound waves to measure stiffness in the heart and liver. Researchers will compare 150 people—some with heart failure, some with a rare heart condition called ATTR-CM, and some healthy volunteers. The goal is t…

This study looks at how iron supplements, often given for anemia, affect the immune system in people with Hereditary Haemorrhagic Telangiectasia (HHT), a rare genetic disorder that causes frequent nosebleeds and abnormal blood vessels. About 155 adults with HHT will be divided in…

This study is testing whether a mobile health app system can help people with chronic conditions like spinal cord injury, cerebral palsy, spina bifida, or traumatic brain injury improve their self-management skills and wellness. About 160 participants will use the app for one yea…

This study aims to find out which of two educational programs better helps adults with Neurofibromatosis 1 (NF1) and parents of children with NF1 get the recommended health screenings during their regular checkups. Participants live across the U.S. and do not currently visit a sp…

This study creates a registry to collect health information from 200 people with rare forms of primordial dwarfism, such as MOPDII and Meier-Gorlin syndrome. Researchers hope to learn how these conditions change over a person's lifetime and improve future care. Participants provi…

This study measures two natural amino acids, arginine and ADMA, in newborns who had abdominal surgery within their first 5 days of life. Researchers want to see if the balance of these substances can help predict how quickly a baby recovers and whether complications arise. No ext…

This study looks at how using a 3D-printed prosthetic hand changes brain activity in children born with missing fingers, hands, or arms. Researchers will use a brain imaging technique called fNIRS to measure brain responses while children perform tasks with the prosthesis. The go…

The Dragonfly study is an international observational project tracking the development of 250 children and adults with CTNNB1 neurodevelopmental syndrome. Researchers will collect medical history, perform neurological exams, and use questionnaires to understand how symptoms and a…

This study aims to create and validate a Turkish version of a short neurological exam called the BRIEF-HINE for babies at high risk of brain problems. Researchers will test 120 infants aged 3 to 12 months who have conditions like premature birth or brain injury. The goal is to se…

This study follows 150 people with primary mitochondrial myopathy, a rare genetic muscle disease, to understand how the condition changes over time. Researchers will measure muscle function, biomarkers, and imaging to find signs of disease progression. The goal is to identify use…

This observational study aims to better understand primary mitochondrial myopathy, a rare muscle disease. Researchers will follow 1300 patients and healthy controls, measuring muscle strength, balance, and daily function over time. The goal is to develop and validate tools to tra…

This study looks at how blood flow and metabolism affect brain development in children with sickle cell anemia. Researchers will use MRI scans and a special mask to have participants breathe carbon dioxide, which helps measure how well brain blood vessels expand. The goal is to u…

This study is testing whether using rapid genetic sequencing can help doctors diagnose and treat birth defects in newborns in intensive care. Researchers will enroll 2,000 babies and compare death rates, disability rates, and genetic findings. The goal is to see if personalized t…

This study aims to learn more about rare disorders that affect how the body processes chemicals called pyrimidines and purines. These disorders can cause problems in the brain, blood, kidneys, and immune system, ranging from mild to life-threatening. Researchers will compare test…