Congenital anomaly of cardiovascular system

This trial tests a new type of blood vessel graft, called ATEV, in infants born with a missing or disconnected pulmonary artery. The graft is designed to reconnect the heart to the lungs and grow as the child grows, potentially avoiding future surgeries. The study will evaluate s…

Researchers are testing whether an educational and implementation tool helps hospitals follow best-practice guidelines for preventing second strokes caused by heart conditions. The trial enrolls about 2,400 patients who have had an ischemic stroke or a transient ischemic attack. …

Adults with a secundum atrial septal defect (a hole in the heart) who are scheduled for device closure receive either dapagliflozin or a placebo for six months. Researchers use advanced echocardiography to measure how well the right side of the heart recovers and reverses its enl…

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 trial tests a structured care pathway called TORCH-ITAP in Latin America. The pathway standardizes how patients with congenital heart disease are identified, referred, evaluated, and matched for heart or lung transplants. Researchers will compare hospitals using the pathway …

This pilot study tests whether putting back a child's own thymus tissue during heart surgery is safe and helps support the immune system. In some congenital heart disease surgeries, the thymus is removed to reach the heart, which may weaken immunity. Researchers will compare chil…

This trial tests whether adding a blood-filtering device, called hemoadsorption, to the heart-lung machine can reduce harmful inflammation in children undergoing complex open-heart surgery. The device is designed to remove inflammatory proteins, known as cytokines, from the blood…

This study follows people with moderate to severe pulmonary regurgitation or stenosis who receive the PULSTA transcatheter pulmonary valve, a less invasive option for replacing a faulty heart valve. Researchers will track how well the valve works over time, measuring improvements…

This trial tests whether an AI system can help doctors choose better ventilator settings for children (ages 1 month to 18 years) in the pediatric ICU who need a breathing machine. Half of the children will receive standard care, while the other half will have their ventilator adj…

This trial tests a new suture system designed to close a patent foramen ovale (PFO), a small hole in the heart that can increase stroke risk. Researchers will compare the new device to an existing occluder in about 244 adults aged 18 to 65 with moderate-to-large PFOs. The goal is…

This trial tests whether a personalized exercise program before heart surgery can improve physical fitness in adults with congenital heart disease. Participants are randomly assigned to either usual care or a 6-week prehabilitation plan with aerobic, breathing, and strength exerc…

This study looks at how well a device can close a common heart hole called a ventricular septal defect (VSD) in children aged 6 months to 18 years. Instead of open-heart surgery, doctors use a small tube to place a device that plugs the hole. The goal is to see if this method is …

Many children with complex congenital heart disease struggle with executive functions like attention, planning, and self-control, which are crucial for school and daily life. This study tests a 12-week program called E-Fit that combines computer-based cognitive training, one-on-o…

This study compares two common ways to access the blood for dialysis: a tunneled catheter (a tube placed in a large vein) versus a surgically created fistula (connecting an artery to a vein). The trial will enroll 220 patients aged 60 or older (or younger but with multiple health…

This study tests two ways of measuring magnesium in the blood to personalize magnesium sulfate (MgSO4) dosing for children after heart surgery. Low magnesium levels can lead to heart rhythm problems and kidney injury. One method measures total magnesium, while the other measures …

This trial tests a new type of stent that dissolves over time for children under 9 with narrowed arteries in or near the heart. The stent opens the vessel and then gradually disappears, allowing the artery to grow naturally. The study will enroll 45 children and follow them for 5…

This study looks at whether moderate treadmill walking can improve how children aged 4 to 6 with surgically corrected acyanotic congenital heart disease walk, balance, and move. Eighty children will take part, with some doing treadmill sessions four times a week for 10 weeks. Res…

This study tests whether high-calorie diets and special nutritional formulas can help underweight children aged 1 to 5 with congenital heart disease gain weight. Seventy-five children will be split into three groups: standard diet, high-calorie diet, or high-calorie diet plus a s…

This study looks at a device called the Occlutech Atrial Flow Regulator (AFR) in 25 people whose Fontan circulation (a surgery for a heart defect) is failing. The goal is to see if the device is safe and works well to create a small hole between heart chambers to improve blood fl…

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 whether a smartphone app powered by artificial intelligence can help adults recover after heart surgery. 500 patients will either use the app plus standard care or standard care alone. The app gives personalized advice on medications, spotting complications early…

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 tests whether giving the numbing drug lidocaine during heart surgery can reduce lung damage in infants. 320 babies under 1 year old having heart surgery will receive either lidocaine or a placebo. The goal is to see if lidocaine lowers the severity of lung injury after…

This phase 2 trial tests whether secukinumab, a drug that blocks IL-17A, can help people with active severe Takayasu arteritis achieve remission and stop taking steroids. About 52 participants will receive either secukinumab injections or standard care (like TNF inhibitors). The …

This study tests a drug called sotatercept in 40 adults with congenital heart disease and Eisenmenger syndrome, a serious condition where blood flow in the lungs is blocked. The drug is given as a shot every three weeks for 24 weeks. The goal is to see if it safely lowers pressur…

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 phase 2 trial tests the drug everolimus in 67 people with vascular anomalies (abnormal blood vessels) that haven't responded to standard treatments. The goal is to shrink the lesions and improve symptoms. Participants take everolimus daily for 6 months, with doses adjusted b…

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 study tests two new drugs, vunakizumab and ivarmacitinib, for people with active Takayasu arteritis (TAK), a rare disease that causes inflammation in large blood vessels. The trial will enroll 180 adults aged 18-70 whose disease is still active despite standard treatments. R…

This study tests whether a butyric acid supplement, taken daily for three weeks before heart surgery, can safely improve gut health and reduce inflammation in infants and young children (ages 1 month to 3 years) with congenital heart disease. Researchers will monitor side effects…

This study tests a minimally invasive procedure called microwave ablation to treat abnormal blood vessel clusters (vascular malformations) that cause pain and swelling. 150 patients will receive one session of this heat-based treatment, guided by ultrasound. Researchers will trac…

This study tests a WeChat mini-program designed to help families care for children after congenital heart disease surgery. The program provides health education, peer support, and remote monitoring. Researchers will compare families using the app to those receiving standard phone…

This study tests the drug tirzepatide (Munjaro) in 30 obese adults with congenital heart disease. Over 6 months, half get the drug and half get a placebo. Researchers will check if it improves exercise ability, heart function, and cholesterol. It is one of the first studies to lo…

This early study tests a new ultra-high-pressure balloon designed to widen narrowed blood vessels in people on dialysis. About 35 participants will receive the balloon treatment to see if it safely restores blood flow and improves dialysis access. The goal is to fix the narrowing…

This study tests whether adding pirfenidone, a drug used for lung and liver scarring, to standard treatment can improve blood vessel damage in people with Takayasu arteritis. About 92 adults aged 18-60 will receive either pirfenidone or a placebo for 6 months. The goal is to see …

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 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 will test whether adding a special breathing exercise (inspiratory muscle training) to standard cardiac rehab helps heart patients recover better. About 80 adults who have been hospitalized for a heart condition will take part. The main goal is to see if the training i…

This study tests a special coil device designed to block abnormal blood vessels in the arms or legs. The device is inserted through a small tube and placed into the target vessel to stop blood flow. About 139 people with conditions like bleeding, malformed vessels, or aneurysms w…

Researchers in Qinghai Province, China, are testing whether artificial intelligence can help primary care doctors spot congenital heart disease during school-based screening. Schools are randomly assigned to either standard listening with a stethoscope or listening plus AI analys…

Researchers are testing a soft, wearable ultrasound patch that sticks to the chest and continuously images the heart in adults and children with severe heart conditions in intensive care. The study compares heart function measurements from the patch with results from standard bed…

Researchers at Assiut University Hospitals are studying how well fetal heart scans before birth match the heart diagnoses babies receive after delivery. The study includes pregnant women referred for fetal echocardiography and newborns with confirmed critical congenital heart dis…

Researchers are testing whether adding organ Doppler ultrasound to standard echocardiography helps doctors better manage a common heart vessel problem in preterm infants. The trial enrolls 88 premature babies born before 34 weeks or weighing under 1800 grams. Half receive standar…

This study enrolls children and young adults scheduled for heart surgery or catheterization under general anesthesia. Researchers place a forehead sensor that measures tissue oxygen levels and use an algorithm to estimate blood hemoglobin. The goal is to see if this noninvasive m…

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 will test a new type of PET/CT scanner, called Long-Axial Field-of-View (LAFOV), to see if it can provide clearer images of blood vessel inflammation in people with large vessel vasculitis (LVV). The scanner is more sensitive and can image the whole body faster, potent…

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 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 check how accurate chest X-rays are at finding congenital heart disease in newborns. Researchers will study 60 babies in the NICU who show signs of heart problems. Each baby gets a chest X-ray within 24 hours and an echocardiogram within 72 hours. By comparing the…

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 study will see if an AI tool helps heart specialists interpret normal electrocardiograms (ECGs) with fewer mistakes. About 710 routine ECGs will be read by doctors with and without AI assistance. The goal is to reduce false-positive readings, which can lead to unnecessary wo…

People on hemodialysis must closely manage fluid, diet, and their vascular access between sessions, and sticking to these routines is hard. Researchers at the University of Rome Tor Vergata built DialysisBot, an AI chatbot that answers patient questions using only a hospital-appr…

Children scheduled for angiography often feel anxious, which can affect their heart rate, blood pressure and cooperation during the procedure. This trial tests whether a short virtual reality guided breathing exercise, delivered through a headset showing calming scenery, can redu…

Adults with congenital heart disease often develop supraventricular tachycardia, a fast or irregular heartbeat that can be hard to treat because of unusual heart anatomy or prior surgeries. This study follows 40 adults who have a cardiac ablation procedure using the MAGiC ablatio…

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 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 a 4-7-8 breathing exercise can reduce pain when needles are inserted into the arm for hemodialysis. About 80 adults on dialysis will either learn the breathing technique or receive standard care. The goal is to see if this easy, drug-free method makes the…

This study tests an 8-week online group program designed to help adults with congenital heart disease become more aware of internal body sensations like breathing, heart rate, and fatigue. The goal is to see if this approach is feasible and acceptable, and whether it can improve …

This study tests whether adding aspirin to a standard anti-inflammatory gel can reduce pain from blood clots in children aged 6 to 17 with superficial venous malformations. The trial will compare aspirin plus gel against a placebo plus gel over 14 days. Only 34 children will take…

This study tests whether structured play activities, done with a parent, can reduce anxiety in children with congenital heart disease before their surgery. About 204 children aged 0-12 will be randomly assigned to either receive therapeutic play plus standard care, or standard ca…

This study tests whether playing motion-sensing Nintendo Switch games can help children and teens with congenital heart disease become more physically active. Thirteen participants aged 8-18 will wear activity monitors and follow a 12-week exergame program with coaching and suppo…

This study tests a digital exercise program that adapts in real time to help children aged 6 to 12 recover after congenital heart disease surgery. Kids wear a monitor and get personalized exercise prompts and feedback. Researchers will compare their recovery to children receiving…

This study looks at whether a multifunctional baby carrier that rocks, swaddles, and plays white noise can help infants (0-3 months old) feel less pain, sleep better, and have steadier heart rates and oxygen levels after congenital heart surgery. About 52 babies will be randomly …

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 a 12-week family walking program called Family WISH can improve frailty, quality of life, and family functioning in teens aged 12-18 with congenital heart disease. About 104 participants will walk with family members for 20-30 minutes daily, at least 5…

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 looks at 22 children with congenital heart disease who are getting a blood thinner called heparin. Doctors want to see if taking blood from a central line (a special IV) gives the same results as taking blood from an artery. They will compare three different ways of dr…

Researchers at Assiut University Children Hospital are following 60 newborns diagnosed with pulmonary hypertension, a condition where high blood pressure in the lungs makes breathing difficult. The study collects clinical, laboratory, and heart ultrasound data to see which early …

Researchers at Assiut University Hospital survey adults with advanced chronic kidney disease about arteriovenous fistula creation, the surgically connected vein and artery used for hemodialysis. The study includes pre-dialysis patients and people already on maintenance hemodialys…

This observational study tests whether a new device, the SpectroCor Tissue Oxygenation Monitor, can accurately track oxygen levels in the heart muscle of children undergoing open-heart surgery. The device uses a sensor placed on the heart to measure oxygen availability during key…

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 investigates how often muscle relaxants used during general anesthesia remain in the body after surgery, a condition called residual neuromuscular blockade. It will follow 160 adults aged 18-90 who are scheduled for post-anesthesia care unit admission after elective su…

This study is building a biobank of blood samples and imaging data from 300 people with suspected inflammatory heart or autoimmune rheumatic diseases. Researchers aim to identify immune biomarkers that could predict major heart events like heart failure, stroke, or atrial fibrill…

This study looks at how a small opening in the heart, called a patent foramen ovale (PFO), affects blood flow and oxygen levels during exercise and simulated high altitude. About a third of people have this opening, which may allow oxygen-poor blood to mix with oxygen-rich blood,…

This study tests a personalized, digitally supported prehabilitation program for adults waiting for elective cardiac surgery. Participants receive education, psychosocial support, nutritional advice, and home-based exercise guidance during the routine 6-10 week preoperative perio…

This study looks at heart function and rhythm in children and young adults up to age 25 who have had surgery to repair Tetralogy of Fallot, a congenital heart defect. Researchers will use echocardiography, a 12-lead ECG, and Holter monitoring to detect changes such as arrhythmias…

This study tests a more sensitive ultrasound method called speckle tracking echocardiography (STE) to check heart function in newborns. Researchers will scan healthy babies and those with conditions like lung disease or oxygen deprivation to establish normal values and track chan…

This study checks whether an Apple Watch Series 9 can accurately measure key health indicators—like oxygen levels and exercise capacity—in adults with heart conditions such as congenital heart disease, heart failure, or coronary artery disease. Participants wear the smartwatch du…

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 tests a new method to measure central venous pressure (a key heart health indicator) without inserting a catheter. Researchers will use a pressure cuff and Doppler sensor on the forearm of 30 children (ages 0-17) in the intensive care unit. The goal is to see if this n…

This study will test whether a special ultrasound score, called OTUS, can accurately track disease activity in people with Takayasu arteritis, a rare condition that causes inflammation of the large arteries. Researchers will follow 100 patients with active disease, performing ult…

This study tests a nursing support program for families of children aged 1 to 3 who have had heart surgery. The program includes education and counseling sessions to help parents improve caregiving skills and support their child's growth. Researchers will compare families who rec…

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 looks at whether a special breathing maneuver during heart surgery can improve heart and lung function in children with congenital heart disease. About 80 children will be randomly assigned to receive either the maneuver or standard care. The goal is to see if this app…

This observational study will enroll 1,000 pregnant women and their fetuses to establish normal ranges for heart sounds and ECGs. The goal is to develop early warning systems for serious heart events in mothers, progression of fetal heart defects, and autoimmune-related fetal hea…

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 three-year study in 410 adults with congenital heart disease aims to see if AI-powered voice emotion detection can predict frailty and improve mental health. Participants will complete surveys and interviews, and some will receive AI-guided counselling. The goal is to better…

This study looks at whether certain proteins in the blood can signal brain injury in children who have heart surgery with a heart-lung machine. Researchers will measure these proteins before and after surgery and compare them to the child's brain function. The goal is to find a s…

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 review medical records of 72 children aged 1 month to 2 years with congenital heart disease (CHD) to see how their growth compares to healthy children. Researchers will measure weight, height, and head circumference. The goal is to understand which types of CHD af…

This study will test a handheld device called IntraOx that uses light to measure oxygen levels in heart and liver tissue during complex heart surgery in children. The goal is to see if it can give surgeons useful information about blood flow without interfering with the operation…

This early study tests a wearable device that listens to the sound of blood flow in the arm of people on dialysis. The goal is to see if the device can accurately measure the same signals as a standard stethoscope. Six adults with mature fistulas will wear the device weekly for 8…

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 looks at how heart procedures change mental health in people with congenital heart disease. About 60 patients will complete surveys on mood, thinking, sleep, and eating before surgery, one month after, and three months after. The goal is to help doctors better screen a…

This study looks at how the antibiotic cefazolin spreads in the chest tissue of 10 children after heart surgery for congenital heart disease. A small probe placed during surgery will measure drug levels over 36 hours. The goal is to create a computer model to help doctors give th…

This study will test a new, non-invasive ultrasound technique that captures brain blood flow in real time for infants with congenital heart disease. Researchers aim to understand how medical treatments and surgeries affect the brain, potentially explaining why some children later…

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 examine 106 infants under two years old who have cholestasis (a liver condition) to see how many also have congenital heart defects and how their development is affected. Researchers will use echocardiograms and developmental assessments. The goal is to better und…

This study will examine 138 children with congenital heart disease to find out how many also have chromosomal abnormalities. Researchers will use a standard genetic test called karyotyping to look for missing or extra chromosomes. The goal is to improve diagnosis, treatment plann…