Skin vascular disease

This study tests whether the Butantan-Dengue vaccine is safe and works well in people aged 12–59 with autoimmune rheumatic diseases (like rheumatoid arthritis or lupus) who are stable on low or no immune-suppressing drugs. Participants receive one vaccine dose and are monitored f…

This phase 3 study tests an intravenous C1 esterase inhibitor (C1-INH) in people with hereditary angioedema (HAE) to treat acute attacks and prevent attacks before medical procedures. About 124 participants, aged 2 and older, will receive either the drug or a placebo. The main go…

This Phase 3 trial tests an oral drug called deucrictibant in adults with acquired angioedema due to C1 inhibitor deficiency, a rare condition causing sudden, painful swelling attacks. The study has three parts: one to see if a daily extended-release tablet can prevent attacks, a…

This study tests whether taking a daily fiber and magnesium supplement (WellBiome) for 6-8 weeks before heart surgery can improve recovery. Researchers will compare ICU time, complications, and hospital stay between 80 patients who get the supplement or a placebo. The goal is to …

This large phase 3 trial is testing whether adding vicadrostat to the existing drug empagliflozin can reduce the risk of heart problems in adults with type 2 diabetes, high blood pressure, and heart disease. About 11,800 participants will take either the combination or a placebo …

This study tests whether baricitinib, a drug already approved for arthritis, can help people with Kohlmeier-Degos (KD) disease that affects the brain and spine. KD causes inflammation and blood clots that damage small blood vessels, and there is currently no treatment. The trial …

This study tests the drug lenalidomide in 42 adults with Behçet's syndrome who have stubborn mouth ulcers. Participants take 10 mg of lenalidomide daily for 12 weeks, then stop for 4 weeks of observation. The main goal is to see if the ulcers completely disappear by week 12.

This study tracks 40 children aged 2 to 12 with hereditary angioedema (HAE) who are taking lanadelumab to prevent sudden, painful swelling attacks. Researchers will look at medical records to see how long kids stay attack-free and how the drug performs in daily life. No new treat…

This phase 3 trial is testing an experimental drug called ADX-324 in 90 adults with hereditary angioedema (HAE) types 1 or 2. HAE causes sudden, painful swelling in the body. ADX-324 uses a technology called siRNA to lower levels of a protein involved in triggering these attacks.…

This study is for people with hereditary angioedema (HAE) who have already completed a previous trial of the drug ADX-324. ADX-324 is an RNA-based medicine designed to lower a protein involved in swelling attacks. The goal is to see if long-term use is safe and can reduce the num…

This study looks at the long-term safety of the drug pelacarsen in people with high lipoprotein(a) and heart disease. About 5,700 participants who finished a previous pelacarsen trial will receive the drug and be monitored for side effects and heart events. The goal is to see if …

This study follows 200 people with hereditary angioedema (HAE) who are starting garadacimab in routine medical care. Researchers will track how well the drug prevents swelling attacks, its safety, and its impact on quality of life over 48 months. The goal is to see if results fro…

This program provides early access to an investigational drug called sebetralstat for children aged 2 to 11 with hereditary angioedema (HAE), a condition causing sudden, painful swelling. The drug is taken at the start of an attack to reduce symptoms. It is available to children …

This study tests a drug called donidalorsen in 20 children aged 2 to 12 with hereditary angioedema (HAE), a condition that causes sudden, painful swelling. The goal is to see if the drug is safe and how it works in young bodies. Researchers will monitor side effects and measure h…

This study is testing a digital app called VIRTUES that provides educational resources and treatment recommendations for heart conditions like atrial fibrillation and heart failure. Researchers will enroll 2000 patients across 11 modules to see if the app is easy to use and helps…

This phase 3 trial is testing whether adding baxdrostat to the standard drug dapagliflozin can better prevent heart failure and cardiovascular death in people with type 2 diabetes who already have heart disease and high blood pressure. About 11,300 participants will receive eithe…

This phase 2 trial is testing whether filgotinib, a drug already used for arthritis, can help people with three rare immune diseases: Behçet's disease, myositis, and IgG4-related disease. The goal is to see if it can control disease activity and reduce the need for long-term ster…

This Phase 3 study tests a once-daily pill called deucrictibant to prevent swelling attacks in people aged 12 and older with hereditary angioedema (HAE). The trial will enroll 170 participants and monitor safety and attack rates over a long period. Unlike a cure, patients would n…

This study compares two standard treatments for bleeding internal hemorrhoids: hemorrhoidal artery embolization (HAE) and rubber band ligation (RBL). HAE uses a catheter to block blood flow to the hemorrhoid with tiny particles or coils, while RBL uses rubber bands to cut off cir…

This phase 2 trial is testing two targeted drugs—alpelisib and mirdametinib—in 50 people with slow-flow or fast-flow vascular malformations that haven't responded to standard treatments. The goal is to see if these drugs can improve each person's most bothersome symptom over 48 w…

This study tests whether a special activity score, calculated from heart rate data, can help people who have completed cardiac rehab stick to exercise guidelines. About 318 participants will wear a smartwatch for 4 months and do an exercise test at the end. Researchers will compa…

This study tests whether text messages can help people who have finished cardiac rehab keep up healthy habits like weight management, physical activity, and taking medications. Researchers will enroll 400 people from groups often left out of heart research. The study compares dif…

This study tests whether adding blood thinners (anticoagulants) to standard steroid treatment is better than steroids alone for deep vein clots in people with Behçet's syndrome. About 134 adults with a first or repeat clot will be randomly assigned to one of two groups. The goal …

This study tests whether genetic testing can help veterans at high risk for heart disease start and stick with statin medications. About 410 veterans aged 40-75 with diabetes or heart disease who are not currently taking statins will receive either a genetic report on their stati…

This study tests whether adding digital coaching to home-based cardiac rehabilitation helps veterans complete more rehab sessions and improve their heart health. 150 veterans with heart disease will be randomly assigned to standard home rehab or home rehab plus a private social m…

This early-stage trial is testing a drug called RAY121 in 144 people with one of six immune diseases, including antiphospholipid syndrome and bullous pemphigoid. The drug works by blocking a specific part of the immune system (the complement pathway) that can cause tissue damage.…

This study looks at whether people at moderate risk for heart problems should continue or stop taking aspirin before a colonoscopy. About 2,500 participants will be randomly assigned to take either aspirin or a placebo for a few days around the procedure. The goal is to see which…

This study tests a treatment called Hemoporfin photodynamic therapy for port-wine birthmarks. It involves injecting a drug that is activated by green light to target the birthmark. 84 adults aged 18 to 75 will receive up to 3 treatment cycles to see which light dose works best an…

This study tests whether a single injection of Berinert, a protein that reduces inflammation, into a donor kidney just before transplant can improve kidney function in the first year. Researchers will compare this to a placebo in 180 high-risk patients receiving deceased-donor ki…

This study tests a program called CVD-FIT for African American adults who struggle to afford food and are at risk for heart disease. Participants get monthly income support, weekly incentives to buy healthy food, and phone-based education on heart health. The goal is to see if th…

This early-stage trial tests a new medicine called IMSB301 in people with rare diseases where the immune system attacks the body. The study includes up to 6 participants aged 12 and older. The main goal is to check if the drug is safe and how it behaves in the body.

This study is testing whether giving air conditioners and a $100 electricity subsidy to older adults in Boston neighborhoods can reduce heat stress, heat strain, and related health problems. One hundred participants aged 55-95 who don't have AC will be randomly assigned to receiv…

This study tests whether bempedoic acid, a cholesterol-lowering drug, can reduce artery inflammation and improve heart health in people with HIV. About 121 adults aged 40 and older with well-controlled HIV and at least one heart disease risk factor will receive either the drug or…

This study tests whether the drug apremilast (Otezla) can reduce painful mouth ulcers in children aged 2 to 17 with Behçet's disease. About 60 participants will receive either apremilast or a placebo for 12 weeks to see if the drug works better than a dummy pill. The goal is to h…

This study looks at the long-term safety of the drug apremilast in children aged 2 and older with Behçet's disease (causing mouth ulcers) or aged 5 and older with juvenile psoriatic arthritis. About 48 kids who finished a previous study will take apremilast for up to 52 more week…

This study is observing 208 adults with Behçet's syndrome who have painful mouth and genital ulcers that did not improve with standard treatments. Researchers are tracking how well a biosimilar (a copy) of the drug ustekinumab controls these ulcers over 24 weeks, and comparing re…

This study offers children aged 2 to 11 with hereditary angioedema (HAE) continued access to garadacimab, a lab-made antibody that helps prevent sudden, painful swelling attacks. Participants must have completed a prior study and shown good response with few or no attacks. The go…

This study looks at whether measuring just one protein function (C1-inhibitor) can accurately diagnose hereditary angioedema (HAE), a rare condition causing sudden swelling. About 514 people in Algeria who are suspected of having HAE or have family members with it will take part.…

This study is developing an artificial intelligence system that analyzes CT and MRI scans to diagnose and predict outcomes for digestive diseases like Crohn's disease, ulcerative colitis, and intestinal tuberculosis. Researchers are using data from 21 hospitals in China to train …

This study is testing a special mattress that can measure heart rate, breathing, temperature, and body position without touching the patient. It is designed for people with heart disease who are in the hospital. The goal is to see if this wireless system works as well as standard…

This study is testing a software tool called Belle.ai that uses artificial intelligence to help doctors diagnose common skin diseases. About 400 patients at dermatology clinics will have three photos taken of their skin condition. The AI will analyze the photos and suggest possib…

This study checks if a quick, non-invasive finger test (QuantaFlo HD) can detect early signs of heart dysfunction. Researchers will compare the finger test results with standard heart ultrasound measurements in 600 adults who have risk factors like high blood pressure or diabetes…

This study compares two laser treatments—Nd:YAG versus diode—both combined with injection sclerotherapy, for removing reticular veins and spider veins (telangiectasias) using the CLaCS technique. About 80 adults aged 18 to 60 with these veins will receive one of the two laser typ…

This study tests whether a 12-week program of daily breathing exercises can improve lung function and reduce fatigue in adolescents with Behcet disease who have had lung surgery. Forty participants will do inspiratory muscle training at home, six days a week. Researchers will mea…

This study tests a smartphone app designed to help people prepare for heart surgery through exercise, nutrition tips, and telehealth check-ins. About 40 adults awaiting surgery will either use the app or receive standard care. Researchers want to see if the app is easy to use, ac…

This study looks at how to improve laser therapy for port-wine birthmarks in children. The goal is to reduce the number of treatments needed and make the therapy work better, especially for stubborn cases. About 200 children aged 2 months to 18 years will take part. Researchers w…

This study tests two different stitch materials (PDS and Vicryl) for closing groin incisions after planned vascular surgery. About 259 adults will be randomly assigned to one stitch type or the other. The goal is to see which material leads to fewer wound problems.

This study tests whether a daily movement program led by a kinesiologist can reduce frailty in 60 hospitalized heart patients. Frailty makes people weaker and more likely to have longer hospital stays or be readmitted. The program encourages simple activities like standing, walki…

This study tests whether adding a program that targets sleep and stress (called RESST) to standard cardiac rehabilitation helps heart patients recover better. About 200 adults with heart conditions who also have poor sleep or high stress will take part. Researchers will measure s…

This study tests a group counseling program called Healing HEARTS to help people with conditions like obesity, skin disease, cancer, HIV, diabetes, or chronic pain deal with internalized stigma. Participants will either join the counseling program or a peer support group. The goa…

This study tests a web-based app called IAMABLE that provides evidence-based rehabilitation strategies for people with chronic conditions like heart disease, arthritis, or neurological disorders. Fifty adults aged 45 to 75 will use the app for 4 months to set goals and learn abou…

This study tests a CE-marked laser called ADVATx on port-wine stains, a type of birthmark. Twenty participants will receive one laser treatment per month for four months. Doctors will check how much the stain fades and ask patients about their satisfaction and any side effects li…

This study tests a procedure called hemorrhoidal artery embolization (HAE) for people with internal hemorrhoids who have not had success with other treatments or cannot have surgery. The procedure blocks certain arteries to reduce blood flow to the hemorrhoid tissue, aiming to im…

This study tests whether a type of talk therapy called Behavioral Activation, delivered via home-based telehealth, can improve social functioning and mood in veterans recently discharged from the hospital for a heart condition. About 132 veterans with depression will receive eith…

This study compares a women-only cardiac rehabilitation program to the standard mixed-gender program for women with heart disease. Sixty women aged 40-80 will attend 36 sessions over 12 weeks, with extra women-focused education. Researchers will measure attendance, completion rat…

This study looks at how well people tolerate laser treatment for port wine birthmarks using an FDA-approved 532 nm laser. Fifteen adults with non-facial birthmarks will receive three monthly treatments, comparing the standard single high-energy pulse to multiple low-energy pulses…

This study tests a program called One-Mind One-Heart that combines mindfulness and behavior change skills to help older adults with HIV reduce stress and improve heart health. The program includes text messages and covers topics like physical activity, diet, and substance use. Th…

This study tests whether a standardized, step-by-step protocol for giving blood thinner injections (low-molecular-weight heparin) can reduce bruising and pain in heart patients. About 180 patients in cardiac care units will be randomly assigned to receive injections either by the…

This registry study will enroll 200,000 high-risk cardiac patients to see how well an AI platform called Willem can detect heart problems from standard ECGs. The AI's readings will be compared to expert cardiologist diagnoses, but the AI results won't be shared with doctors, so p…

This study aims to learn more about how diseases related to blood clots, the immune system, and blood vessels start and change over time. Researchers will enroll up to 1,000 people aged 5 and older, including those with these conditions, their healthy relatives, and healthy volun…

This study aims to learn more about heart and blood vessel diseases by observing people who have them or are at risk. Researchers will collect samples and perform tests like imaging and stress tests on up to 5,000 participants, including healthy volunteers and relatives of affect…

This study looks at skin problems that appear during a COVID-19 infection, with a special focus on chilblains (painful red or purple bumps on fingers or toes). Researchers want to understand why these skin changes happen—whether from the virus itself, tiny blood clots, or inflamm…

This study creates a large database of about 12,000 people with and without heart disease. Researchers collect medical information and blood samples to analyze factors that influence heart conditions like coronary artery disease, heart failure, and stroke. The goal is to better u…

This study looks at medical records of 1,000 older heart patients in Russia to see if they were prescribed potentially harmful medications during the COVID-19 pandemic. Researchers will use a medical database to count how often these risky prescriptions happened and check for dan…

This study is creating a large collection of blood, urine, stool, and heart tissue samples from 10,000 people with and without heart or metabolic conditions. The goal is to store these samples along with medical information to speed up future research into what causes these disea…

This study is testing whether simple nutritional checks before heart surgery can predict how well patients recover. Researchers will give 250 patients questionnaires, blood and urine tests, and measure grip strength and body composition. They will then see if these measures are l…

This study is collecting medical data and biological samples from people with genetic conditions affecting the heart and blood vessels, their relatives, and healthy volunteers. The goal is to better understand these diseases, improve diagnosis, and lay the groundwork for future t…

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 is collecting skin and blood samples from 830 people with chronic inflammatory skin diseases like psoriasis, eczema, and lupus. Researchers want to find biological markers that can predict how well a person will respond to treatment after one year. The goal is to move …

This study looks at whether people with type 2 diabetes, COPD, or heart disease who join a health program in Halsnaes Municipality improve their physical function and well-being. About 194 adults will be tracked before and after the program using tests and questionnaires. The goa…

This study follows 300 people who had hospital-acquired pneumonia to see how it affects their heart and lungs over 18 months. Researchers will take blood samples, swabs, and perform heart and lung tests to understand the link between pneumonia and later cardiovascular problems li…

This study aims to learn how well heart scans (MRI, ultrasound, PET) can detect and predict outcomes in people with suspected or known inflammatory heart diseases. Researchers will follow 5,000 adults for one year to see how often heart involvement is confirmed and how it affects…

This study is testing a comprehensive MRI scan to see if it can better diagnose different heart conditions. Researchers will scan 2,000 adults with suspected or confirmed heart disease. The goal is to create a standard imaging method that improves early detection and risk predict…

This study collects biological samples—like blood, skin biopsies, and swabs—from people with or at risk for skin diseases, as well as healthy volunteers. Researchers will use these samples to study the causes of skin conditions and explore potential treatments. Up to 700 particip…

This study is testing whether artificial intelligence can predict if someone will develop one of five common diseases: diabetes, heart disease, breast cancer, back pain, or arthritis. Researchers will collect health data from 1,000 adults aged 30 to 60, including medical records,…

This study looks back at medical records of 50 people in Saudi Arabia with hereditary angioedema (HAE) who took Takhzyro (lanadelumab) to prevent attacks. Researchers want to see if the drug reduces HAE activity and improves quality of life after 6 to 12 months. No new treatments…

This study uses advanced heart MRI to see how bariatric surgery and cardiac rehabilitation change the heart's structure and function. Researchers will scan 150 adults before and 6-12 months after these metabolic treatments. The goal is to understand how the heart adapts to these …

This study will use a new type of cardiac MRI to look at the heart's microscopic structure in 1,000 people—both healthy volunteers and those with various heart conditions. The goal is to see if this advanced imaging can detect early signs of heart damage better than standard test…

This study is building a large database and biobank from 2200 people with chronic inflammatory diseases like lupus, multiple sclerosis, severe asthma, and psoriasis. Researchers will collect blood samples and track disease activity over time using standard medical scores. The goa…

This study is building a huge database of up to 800,000 Korean patients with heart or brain vascular disease. By tracking their health over many years, researchers hope to understand the unique patterns and risk factors in this population. The goal is to create a platform that ca…

This study is creating a large biobank of blood, DNA, plasma, and tissue samples from 15,000 people with and without heart and aortic diseases. Researchers will use this information to better understand conditions like aortic aneurysm, heart failure, and bicuspid aortic valve. Th…

This study aims to develop better MRI methods for imaging the heart and brain, and to describe heart diseases using these new techniques. It will also investigate whether gadolinium, a common MRI contrast agent, stays in the body long after use. Up to 5,000 healthy volunteers and…

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 will use advanced heart MRI scans on up to 100,000 people with known or suspected heart disease. The goal is to learn how these scans can help doctors better understand, diagnose, and treat different heart conditions. Researchers will track participants' health over ti…

This study looks at how abnormal blood vessel growth (angiogenesis) contributes to various skin diseases like rosacea, psoriasis, and certain tumors. Researchers will collect skin samples from 85 volunteers aged 16 and older to analyze markers of angiogenesis. The goal is to bett…

This study creates a large collection of blood, tissue, and medical information from up to 5,000 people with or at risk for pediatric heart disease. Researchers will use these samples to better understand the disease and find new ways to diagnose or treat it in the future. Partic…

This study is testing a tool called B-COMPASS that uses a 22-question survey to predict whether people will follow their prescribed treatments. Researchers will enroll 3100 adults with cardiovascular, endocrine, immune, nerve, cancer, or rare diseases across Europe. The goal is t…

This study is testing whether giving probiotics after heart surgery can improve recovery by changing the bacteria in the gut. Researchers will measure certain chemicals in the blood that come from gut bacteria. The trial involves 30 adults scheduled for heart surgery, who will re…

This study collects blood samples from 1500 adults at risk for heart disease to discover new biomarkers that can predict future heart attacks, strokes, or blocked leg arteries. Participants are seen at a specialized prevention center and provide samples and health data at the sta…

This study tests whether a single PET tracer (FDG) can measure both blood flow and sugar use in the heart, instead of needing two separate tracers. Researchers will compare results from FDG with a dedicated flow tracer in 60 healthy adults and people with heart disease. The goal …

This study uses smartphone surveys to track the real-life burden of hereditary angioedema (HAE) in 30 adults. Participants answer quick questions about their symptoms, mood, and daily activities every other day for 8 weeks. The goal is to capture day-to-day changes that standard …

This study tests a program called Heart-to-Heart, where community health workers help low-income patients make informed choices about cardiac rehab after a heart event. About 50 adults from Johns Hopkins Hospital will take part. The goal is to see if the program is practical and …

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 will enroll 5,000 adults with chronic heart conditions like heart failure, high blood pressure, or aortic stenosis. Participants will wear a Prolaio digital health patch that monitors heart rate, breathing, and other vital signs. The goal is to observe how these condit…

This study is building a large registry and biorepository of 5,000 adults with various rheumatic diseases like rheumatoid arthritis, lupus, and scleroderma. Researchers at Yale University will collect medical data and biological samples over time to better understand these condit…

This study is reviewing medical records from 5,000 heart and blood vessel surgery patients to find factors that influence recovery and survival. Researchers are looking at data from 2001 to 2013 to identify what leads to complications or death after surgery. The goal is to improv…

This study aims to find the genetic causes behind certain allergic and immune system disorders. Researchers will collect blood, saliva, and tissue samples from up to 10,000 people of all ages, along with some family members. No treatments are given; the goal is simply to learn mo…

This study collects small heart tissue samples from 400 adults undergoing heart procedures. Researchers will analyze these samples to find new markers that could help diagnose heart diseases earlier and better understand how the heart works in health and disease. The goal is to i…

This study looks at blood samples from children and adults with Behçet disease, as well as healthy children, to find biological markers that could improve diagnosis and monitoring. Researchers will analyze immune system signals, genetic material, and DNA changes. The goal is to b…

This study tracks the pregnancy experiences of women with vasculitis, a group of rare diseases causing blood vessel inflammation. Researchers will use online surveys to understand how vasculitis affects pregnancy and what outcomes occur. The goal is to gather information to help …

This study collects tissue samples from 1,000 people with various forms of vasculitis, a group of rare inflammatory blood vessel diseases. Researchers will analyze the samples alongside clinical data to identify genes that increase risk and to spark new ideas for diagnosis and tr…

This study uses a special eye scan called OCTA to measure the density of tiny blood vessels in the retina. Researchers will compare results from 64 people—half with cardiovascular disease and half healthy—to see if the scan can reliably detect vessel changes linked to heart probl…

This study is testing whether adding genetic and imaging information to standard risk assessments can better predict heart disease in 30,000 healthy Italian adults aged 40-80. Participants will have their risk calculated using traditional methods and then again with the added dat…

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 is testing a virtual patient navigation program for 260 English, Chinese, or Spanish speakers with breast cancer or heart disease. The goal is to see if a phone-based portal can help underserved people get the support they need, even though it won't fully replace in-pe…

This study follows over 10,000 Moroccan adults for 10 years after a heart screening. Researchers will track heart attacks, strokes, and heart-related deaths to build a risk score tailored to the Moroccan population. The goal is to better predict and prevent heart disease in Moroc…

This study looks at how skin conditions related to cancer or cancer treatments affect the well-being of cancer patients and survivors. About 1,025 participants will fill out questionnaires about their skin condition. The goal is to better understand these effects and improve trea…

This study is building a biobank of blood and tissue samples from 500 patients undergoing cardiac surgery. Researchers will analyze these samples to better understand the causes and progression of heart disease. The goal is to improve future diagnosis and treatment, but no new th…

This study looks at how two rare diseases that cause blood vessel inflammation—Takayasu arteritis and Behçet's disease—affect physical strength, breathing, daily function, and emotional well-being. Researchers will compare 30 participants (patients and healthy volunteers) using s…

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 aims to see if voice recordings from a smartphone can help detect heart disease. Researchers will collect voice samples and health data from up to 1 million adults using the Mayo Clinic app. No treatment is given; the goal is to gather information for future AI tools.

This study is testing whether a smartwatch, combined with artificial intelligence and remote doctor check-ins, can help detect heart issues like atrial fibrillation and unstable angina earlier than usual. Researchers at the University of Sao Paulo will enroll 520 adults with hear…

This study is observing 900 adults in Greece who have both chronic obstructive pulmonary disease (COPD) and at least one heart condition. Researchers will track their health for two years, recording lung flare-ups, heart complications, hospital visits, and quality of life. The go…

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…