Cardiogenetic disease

This study will follow 30 people with Alagille syndrome who are taking odevixibat in their daily lives. The goal is to see how safe the drug is over the long term by tracking any side effects. It is not testing if the drug works, but rather monitoring its real-world safety.

This study will test whether living in a self-contained, AI-managed community (called a Microcity) can improve mental health and reduce addiction in adults with conditions like autism, ADHD, substance use disorders, and behavioral addictions. Up to 1 million participants will liv…

This study tests whether a wearable monitoring system (ECG patch, temperature patch, and pulse oximeter) can reduce major heart complications in hospitalized patients with heart disease. About 1500 adults will be monitored either with standard care (vital signs every 4-8 hours) o…

This early-stage trial tests a single dose of a gene therapy called NVC-001 in 21 adults with a genetic form of dilated cardiomyopathy (LMNA mutation). The therapy uses a harmless virus to deliver a modified gene into heart cells, aiming to protect the heart muscle. The main goal…

This small pilot study will test a program where nurses and general practitioners help breast cancer survivors who also have heart disease make healthy lifestyle changes. The program includes exercise, diet changes, quitting smoking, and stress-reducing activities like yoga. The …

This study tests whether the drug vericiguat can prevent serious heart and organ problems in people undergoing heart surgery. About 600 high-risk patients will receive either vericiguat plus standard care or standard care alone. The goal is to see if vericiguat reduces early comp…

This study compares two standard procedures—minimally invasive TAVR and open-heart surgery (SAVR)—for replacing a diseased aortic valve in people with a bicuspid aortic valve. About 1,200 participants aged 50 and older with severe aortic stenosis will be randomly assigned to one …

This study tests a daily injection called elamipretide in 48 people with genetically confirmed Barth syndrome, a rare condition that causes muscle weakness and heart problems. Participants will receive either the drug or a placebo for 72 weeks. The main goal is to see if the drug…

This early study tests a special cap that shines near-infrared light on the heads of infants who have had a cardiac arrest in the hospital. The light is meant to reduce brain injury caused when blood flow returns. The trial will include 30 infants with heart disease and will chec…

This trial tests a new device called Absnow II that closes a common heart hole (atrial septal defect) and then dissolves over time. About 236 people with a hole between 5 and 26 mm will get either the new device or a standard one. The goal is to see if the new device works just a…

This study tests a new method for closing the breastbone after coronary artery bypass graft (CABG) surgery using special knotless barbed sutures and a skin adhesive. Researchers will compare 401 adults who receive this new closure to past patients who had standard closure. The go…

This trial is for people whose surgically implanted aortic heart valve has stopped working properly. It compares two types of replacement valves placed through a tube in the leg (TAVI): a newer self-expanding valve (Hydra) versus standard balloon-expandable valves (Sapien or MyVa…

This study tests whether a drug called a PCSK9 inhibitor (Tafolecimab) can slow the progression of mild to moderate calcific aortic stenosis, a condition where the heart valve narrows and hardens. Researchers will give the drug to half of 160 participants and compare changes in v…

This study compares two medical devices used to close a small hole in the heart called a PFO, which can cause strokes. About 1,260 adults who have had a stroke or mini-stroke in the past year will be randomly assigned to receive either the Cocoon PFO Occluder or the Amplatzer PFO…

This study tests whether inserting a heart pump (IABP) early, before severe shock develops, can reduce deaths in patients who develop a hole in the heart after a heart attack. The trial will enroll 100 patients across 5 centers, randomly assigning half to receive the pump within …

This large study tests whether closing a common heart hole (atrial septal defect) using only ultrasound guidance and special tools is as good as the standard X-ray method. The goal is to avoid radiation and contrast dye risks, such as cancer and kidney injury. About 666 participa…

This phase 2b trial tests AVTX-801, a D-galactose supplement, in 8 adults with PGM1-CDG, a rare genetic disorder affecting sugar metabolism. Participants currently on D-galactose will receive either the study drug or a placebo to see if it reduces disease-related events like low …

This study tests whether a special clinic where heart, kidney, diabetes, and liver doctors work together can help people with type 2 diabetes and heart disease get better control of their blood pressure and cholesterol. About 150 adults will be randomly assigned to either usual c…

This study tests a community-based exercise program for people aged 50 and older who have at least two chronic conditions, such as heart disease, diabetes, arthritis, or obesity. The program is designed to improve muscle strength, heart and lung fitness, and overall well-being. R…

This study tests two different ways to program an implantable defibrillator (ICD) to stop dangerous fast heartbeats. About 4,000 people with heart disease who need an ICD will be assigned to one of two pacing patterns (burst or ramp) and followed for up to 10 years. The goal is t…

This study tests whether taking vitamin B supplements before and after heart surgery can lower the chance of serious problems like heart attack, stroke, or irregular heartbeat. About 1,000 adults having heart surgery will take either vitamin B or a placebo daily for 6 months afte…

This trial tests a new device called the ArcFlex Sheath, a bendable tube used during TAVR surgery to replace a faulty aortic valve. The goal is to see if it helps doctors position the new valve more easily and safely compared to a standard sheath. About 180 people who need TAVR s…

This study looks at whether a medical-grade smartwatch (CardioWatch 287-2) can improve a 13-week virtual cardiac rehab program for people with heart disease. About 216 participants will either use the watch or not, and researchers will compare their progress in areas like exercis…

This study tests a new biodegradable device that closes a common heart hole (PFO) in people who have already had a stroke or mini-stroke. The device is placed through a tube in the leg and dissolves over time, leaving no permanent implant. The trial will check if it safely and ef…

This early study tests whether high-dose vitamin B3 (nicotinamide) can help preserve or improve vision in people with Leber's hereditary optic neuropathy (LHON), a rare genetic disease that causes sudden vision loss. Researchers will give 13 participants 2 grams of vitamin B3 dai…

This study tests a new way to close a common heart hole (atrial septal defect) using only ultrasound, without X-rays or cuts. The procedure is done inside a specially equipped mobile surgical unit, bringing care to remote areas. About 300 people aged 8 and older will take part to…

This study tests Mobili®, a portable digital dispenser that automatically gives the right pills at the right time. Researchers will enroll 96 adults with diabetes or heart disease who take at least two daily medications. Participants use the device for a period, and the study mea…

This small study will test whether empagliflozin, a drug typically used for diabetes, can improve abnormal heart patterns in people with Brugada syndrome. Ten participants will take the drug daily for three months, and researchers will monitor their heart rhythms and any side eff…

This study tests a new radioactive tracer called 18F-FAPI-74 that may help detect scar tissue (fibrosis) in the heart and lungs earlier than current methods. Researchers will compare this new PET/CT scan to standard imaging in 210 adults with conditions like lung disease or heart…

This study tests a small, handheld ECG device that records heart activity when held against the chest and sends the data via smartphone to a doctor. Researchers will enroll 594 adults with known or suspected heart conditions to see if the new device is as good as the standard 10-…

This study looks at 115 children aged 6 months to 5 years who have a hole in the heart (VSD) and need surgery. Doctors want to see if an ultrasound probe placed in the food pipe (TEE) can measure heart pressure as accurately as the standard method using a thin tube (catheter) ins…

This study tests a new cardiac MRI method called Free-Running Framework (FRF) that lets patients breathe normally and skips the sticky ECG electrodes. It captures a 3D image of the whole heart in one go, potentially making scans faster and more comfortable. Researchers will compa…

This study will enroll 5000 adults to see if a one-minute, single-lead ECG, analyzed by machine learning, can detect heart conditions like high blood pressure, heart failure, and diabetes. Participants will have their ECG recorded twice and compared with full medical exams. The g…

This study will check if a fast, bedside heart ultrasound performed by emergency doctors or interpreted by artificial intelligence can accurately detect heart problems in children who already have heart disease. About 200 children aged 0-21 will be included. The results will be c…

This study will test a new device that measures blood pressure and heart function continuously without needles. It will be used during standard autonomic function tests (like the Valsalva maneuver and tilt table) in 75 patients with orthostatic intolerance. The goal is to see if …

This study looks at how CT scans can help doctors identify heart and blood vessel problems in children with Tetralogy of Fallot, a serious heart condition present at birth. About 37 children up to 12 years old will get a CT scan to find hidden issues and help plan surgery. The go…

This pilot study explores whether non-drug strategies like virtual reality or relaxing soundscapes can reduce anxiety and pain in adults undergoing scheduled coronary angiography or angioplasty. Participants will be assigned to listen to calming sounds, experience a virtual reali…

This study tests whether regular breathing exercises can improve symptoms of Postural Tachycardia Syndrome (POTS), a condition that causes dizziness and rapid heartbeat when standing. Twelve adults with POTS will practice breathing exercises daily for four weeks while researchers…

This study looks at people with migraines who also have a small hole in the heart (PFO). Participants first take a blood-thinning drug (prasugrel) to see if their migraines improve. Those who respond are randomly assigned to either continue the drug alone or have a procedure to c…

This study tests whether low-intensity focused ultrasound (LIFU) applied to a nerve cluster in the neck can improve sleep quality and heart rate control in people recovering from heart surgery. 200 participants will receive either real or sham ultrasound daily for 3-7 days after …

This phase 2 trial tests whether mirabegron, a drug currently used for overactive bladder, can reduce symptoms of Postural Orthostatic Tachycardia Syndrome (POTS). Thirty-six adults with confirmed POTS will receive either mirabegron or a placebo. The main goal is to see if the dr…

This pilot study tests a non-invasive ear stimulation device (aVNT) in 30 people with Postural Orthostatic Tachycardia Syndrome (POTS). The goal is to see if it can reduce rapid heart rate upon standing, improve blood flow to the brain, and ease other symptoms like brain fog and …

This study tests whether low dose naltrexone (LDN) can reduce fatigue in people with Postural Orthostatic Tachycardia Syndrome (POTS). Eighty participants will receive either LDN or a placebo for 4 months. The goal is to see if LDN improves fatigue and quality of life.

This study looks at whether a supplement called Neurofast® can help people who have both anxiety and heart problems. 80 adults aged 18-70 will take the supplement or no extra treatment for 12 weeks. Researchers will measure changes in anxiety, heart rate, and blood pressure.

This study tests whether a four-week virtual yoga program can improve quality of life and reduce anxiety and depression in people going through IVF. About 80 participants will either take weekly yoga classes or continue with their usual care. Researchers will track changes in moo…

This study looks at whether using clear, non-blood fluids to fill the heart-lung machine during surgery can reduce inflammation in infants having a hole in the heart repaired. Sixty babies aged 1 to 18 months will be enrolled. Researchers will measure inflammation markers and rec…

This study looks at whether adding special breathing exercises to aerobic training can improve lung function, exercise ability, and quality of life in adults who had surgery for Tetralogy of Fallot, a heart condition. Sixty participants will be split into two groups: one does bre…

This study tests whether adding a short, guided mindfulness meditation session to standard cardiac rehabilitation can help heart patients feel better and control their blood pressure. Eighty adults with heart disease will be split into two groups: one gets standard rehab plus med…

This study will compare cannabis, opioids, and two non-drug therapies (MIRE and TENS) in 1,000 people with chronic pain or circulatory disorders. The goal is to find safer, less addictive pain relief options. Researchers will measure changes in pain and nerve function using objec…

This early-stage trial tests amlodipine, a calcium channel blocker used for high blood pressure, in 20 adults with myotonic dystrophy type 1. The goal is to see if the drug is safe and can improve muscle strength, reduce stiffness, and help with daily function. All participants w…

This study tests two ways to deliver a group training program for caregivers of children with autism in low-resource areas. The program aims to reduce caregiver stress and improve the child's communication and behavior. About 320 caregivers of children aged 2 to 8 will take part.…

This pilot study from Stanford tests whether a stellate ganglion block (a nerve block in the neck) can reduce symptoms of Postural Tachycardia Syndrome (POTS). Twenty adults with POTS will receive either the nerve block or a sham injection. Researchers will track changes in auton…

This study tests a device that stimulates a nerve in the ear to see if it can help people with POTS, a condition that causes a racing heart and dizziness when standing. Twenty-four adults with POTS will receive both active and sham stimulation in a crossover design. The main goal…

This study screens up to 1,000 people with personal or family histories of certain cancers to see if they qualify for ongoing genetics research at the National Cancer Institute. Participants fill out a 15-20 minute online survey about their health and family history. No treatment…

This study will take standard heart CT scans from 1000 adults with structural heart disease and use a super-computer to create ultra-high-resolution images. The goal is to see if these enhanced images show more detail than the originals. No new treatments are being tested; it's a…

This study uses advanced 4D MRI scans to measure blood flow and heart function in adults with heart disease or cancer. Researchers aim to see if these detailed images can help predict how these diseases will progress. The study involves 1,000 participants who are already schedule…

This study will interview 15 people from ethnic minority backgrounds in the UK who have heart disease. The goal is to understand their views on the diet and lifestyle advice they get from doctors, and whether it fits their cultural and religious customs. Researchers hope to learn…

This study will follow 100 health science students for at least 10 years to understand why some people with very flexible joints (hypermobility) develop chronic pain, fatigue, and other health issues while others do not. Researchers will measure balance, heart rate, and quality o…

This observational study will follow 200 adults with Brugada Syndrome who need anesthesia for surgery or other procedures. Researchers want to see how often dangerous heart rhythms occur during and up to 30 days after anesthesia. They will also check if certain anesthetic drugs o…

This study tests whether it is possible to run a larger trial comparing two ways of using a breathing machine (ventilator) in critically ill heart patients who need help breathing. The two modes are volume-controlled (delivers a set amount of air each breath) and pressure-control…

This study follows 10 Chinese adults who have a specific gene mutation (BAG3) linked to dilated cardiomyopathy, a condition where the heart becomes enlarged and weak. Researchers will track changes in heart function, symptoms, and biomarkers over time to better understand how the…

This study looks at 150 people with persistent atrial fibrillation (a type of irregular heartbeat) who are scheduled for a heart procedure called ablation. Researchers want to see if levels of a protein called BDNF in the blood are linked to signs of heart muscle damage (atrial c…

This observational study at a French hospital will ask 20 heart rehab patients and their care teams about what stops them from getting or offering psychological and social support. The goal is to understand these barriers so that hospitals can better help patients return to work …

This study checks whether three common ECG-based methods can accurately locate where abnormal heart rhythms start in adults who had Tetralogy of Fallot repair. Researchers will pace the heart from known spots during a scheduled procedure and compare the predicted location to the …

This study aims to collect blood samples from 450 people, including individuals with autism spectrum disorder (ASD), their relatives, and healthy controls. Researchers will isolate cells from the blood to study genetic factors and biological processes linked to autism. The goal i…

This study will test a new ultrasound catheter called VeriSight Pro that takes pictures from inside the heart. Doctors will use it during procedures like closing a hole in the heart or fixing a valve. The goal is to see if it helps guide these procedures safely and effectively. A…

This study looks at 128 adults having gallbladder surgery to see if using a low-flow (more eco-friendly) versus normal-flow sevoflurane anesthesia changes heart electrical signals linked to dangerous rhythms. Researchers will measure these signals before, during, and after surger…

This study looks at how sarcopenia (age-related muscle loss) is connected to fatigue and orthostatic intolerance (dizziness when standing up) in people aged 65 and older. Researchers will compare 90 older adults with and without sarcopenia to see if those with muscle loss experie…

This study looks at how the heart's upper and lower chambers change shape and function after closing a hole called patent ductus arteriosus (PDA) using a catheter-based procedure. It will include 40 people aged 12 and older who are already scheduled for the closure. The goal is t…

This study aims to find out how often exocrine pancreatic insufficiency (EPI) occurs in people with Alagille syndrome who have had a liver transplant. About 30 participants aged 7 to 50 will eat a high-fat diet and collect stool samples for lab testing. The results will help doct…

This pilot study will test whether a women-focused education program, called Cardiac College for Women, helps women with heart disease learn more about their condition and feel better. About 50 women in cardiac rehab across Canada will either get the program plus usual care or us…

This study will look at how consistently nearly 6,000 adults in Italy take three newer cholesterol-lowering drugs (inclisiran, evolocumab, and alirocumab) over the long term. Researchers will analyze prescription records to measure adherence and persistence in everyday medical pr…

This study looks at whether re-sterilized (reprocessed) catheters work as well as new ones for heart ablation procedures. About 200 adults needing this treatment will be randomly assigned to get either a new or a reprocessed catheter. Researchers will compare how long the procedu…

This study looks at whether children who had surgery to close a large hole in their heart (called a VSD) will catch up in growth. Researchers will measure weight, height, and BMI before and after the procedure in 58 children aged 1 month to 2 years. The goal is to see how long it…

This study aims to better understand a condition called multilocus imprinting disorder (MLID), where multiple genes are affected by abnormal chemical marks. Researchers will test a new technique to detect these marks in 96 people, including those with known imprinting disorders a…

This study will test new MRI methods to find early signs of heart disease in 1000 adults. Researchers want to see if these scans can detect tiny changes in heart muscle before standard tests do. Participants will have MRI scans and blood work, but no treatment is given. The goal …

This study will test a simple score to predict which patients may become confused (delirium) after planned heart surgery. About 100 adults will be checked before surgery using memory, orientation, and frailty tests. The goal is to identify high-risk patients early so doctors can …

This study looks back at medical records of 220 patients who had a procedure called radiofrequency ablation for heart rhythm issues. The goal is to compare how well the procedure works for two types of abnormal heart connections. Researchers hope to find which type is easier to t…

This study is creating a registry for people with Duchenne and Becker muscular dystrophy, as well as symptomatic female carriers. The goal is to collect health data and quality-of-life information to monitor how new therapies work in real-world settings. Up to 1,500 participants …

This large registry study will follow over 2,700 postmenopausal women aged 45-75 who use newer forms of hormone replacement therapy (creams, gels, sprays). The goal is to see if these modern delivery methods lower the risk of heart attacks, strokes, and other cardiovascular event…

This study will follow 4,000 intensive care patients aged 80 and older to see how chronic and acute heart conditions impact their survival, daily function, and quality of life. Researchers will use simple tests to measure frailty and independence. The goal is to help doctors bett…

This study focuses on extremely preterm infants (born before 32 weeks) who have a heart condition called hsPDA. Researchers will collect blood samples and health data to create a model that predicts which infants need treatment. They are also developing a targeted drug-delivery s…

This study will check if people with metastatic breast or colon cancer have antibodies that might also attack the heart. Researchers will collect blood samples and ECGs from 196 participants over 12 months. The goal is to see if these antibodies raise the risk of dangerous heart …

This study will follow 500 Beijing residents aged 60 and older to see how urinary function (like bladder and kidney health) relates to the development of multiple chronic conditions such as diabetes, heart disease, and Alzheimer's. Participants will have regular health checks, bl…

This study looks at 45 adults with migraine and a small hole in the heart (PFO). Researchers will use brain scans and thinking tests to see if closing the hole changes brain activity, mood, and migraine symptoms over a year. The goal is to understand the link between PFO and migr…

This study tests whether rinsing (flushing) ovarian follicles during egg retrieval can increase the number of mature eggs collected for IVF. In 75 women undergoing IVF, one ovary will be flushed and the other will not, and the egg yields will be compared. The goal is to see if th…

This study will measure a specific heart function index in 2,640 healthy adults and people with heart conditions using AI-enhanced 3D ultrasound. The goal is to establish normal ranges and see how this measurement changes in diseases like heart failure and high blood pressure in …

This study will ask 380 heart patients and healthcare workers at Assiut University Heart Hospital to fill out questionnaires about depression, anxiety, stress, and burnout. No treatments or changes are given—the goal is simply to find out how common these mental health problems a…

This study looks at why people with Noonan syndrome often bleed easily, especially from the skin, mouth, or nose. Researchers will compare a simple questionnaire about bleeding history with blood tests in 100 patients. The goal is to find better ways to predict serious bleeding, …

This study will check progesterone levels in 659 women on the day of a frozen embryo transfer. The goal is to see how common low progesterone is and whether it is linked to lower pregnancy rates. Participants will have one extra blood draw, and their pregnancy outcomes will be tr…

This study will test whether an artificial intelligence (AI) system can detect pulmonary hypertension and other heart diseases using a smart stethoscope. Researchers will collect heart sound and ECG recordings from 1,000 adults already scheduled for routine echocardiography. The …

This study looks at how sleep disorders and problems with the body's automatic functions (like heart rate control) are linked in elderly people with heart disease. Researchers will study 210 patients aged 65 and older to find out how common sleep issues are and how they affect he…

This study will follow 1,100 people with atrial fibrillation who have a pulsed field ablation procedure. The goal is to find out which patient traits and procedure details make a repeat ablation more likely. Researchers will track heart rhythm problems and side effects for one ye…