Ischemic disease

This early-stage trial tests a new cell therapy for people with heart failure caused by blocked arteries. The treatment uses the patient's own immune cells, engineered to target scar tissue in the heart. The study will check safety and whether it can improve heart function in 15 …

This early-stage trial tests whether an experimental drug called UDP-003 is safe in healthy volunteers and people with heart disease. Researchers will give single or multiple doses of the drug or a placebo and monitor for side effects. The study includes 84 participants and is th…

This pilot study tests whether the drug colchicine can reduce artery plaque in 120 heart attack survivors who have a specific genetic change (TET2-CHIP). Participants take colchicine or standard care for 12 months. The goal is to see if this genetic marker can guide personalized …

This pilot study tests whether giving special nutritional shakes before and after surgery can improve the health of patients with critical limb ischemia, a severe form of peripheral artery disease. About 30 participants will drink the shakes for one to two weeks before and after …

This study tests whether a digital support program (called DEEPER) helps heart patients maintain their health after completing cardiac rehab. About 306 adults with heart disease or heart failure will be split into two groups: one gets standard follow-up care, the other gets stand…

This early-phase study tests whether adding melatonin to standard cooling therapy can improve brain outcomes in newborns with hypoxic-ischemic encephalopathy (HIE), a condition caused by oxygen loss at birth. About 70 full-term infants will receive different doses of melatonin to…

This early-stage trial compares a new investigational drug, CG-0255, to the established blood thinner Plavix in 136 healthy adults aged 18-55. The goal is to see if CG-0255 is processed by the body similarly to Plavix and has the same effect on preventing blood clots. Participant…

This study compares two stomach-acid-lowering drugs—tegoprazan and rabeprazole—in about 3,300 heart disease patients who take blood thinners and are at high risk for stomach bleeding. The goal is to see if tegoprazan works as well as rabeprazole at preventing serious gut problems…

This study is testing whether stem cells taken from a person's own bone marrow and then given back through the veins and nose can improve brain and nerve function. It includes 500 people with various conditions like stroke, Parkinson's, Alzheimer's, and nerve damage. The goal is …

This study tests whether taking two blood thinners (aspirin and clopidogrel) for 12 months after leg artery surgery is better than taking them for just 1 month in people with severe leg artery disease. The goal is to see if longer treatment prevents amputations or death. About 61…

This study compares two medicated stents (tiny mesh tubes) used to open blocked heart arteries in people having a heart attack or unstable angina. About 2,100 participants will receive either a sirolimus-eluting stent (ihtDEStiny) or an everolimus-eluting stent (Xience). Research…

This study compares a paclitaxel-coated balloon to a standard balloon for opening blocked arteries below the knee in people with chronic limb-threatening ischemia, a serious condition that can lead to amputation. About 288 participants will be randomly assigned to one of the two …

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 study is testing a long version of the Ultimaster Nagomi stent in people with long blockages in their heart arteries. About 1,039 participants will receive the stent and be followed for one year to see if it works well and stays safe. The goal is to see if one long stent can…

This study tests whether giving caffeine to newborns with hypoxic ischemic encephalopathy (HIE) can reduce death or long-term disability. HIE is a brain injury caused by lack of oxygen around birth. The trial will enroll 830 full-term infants and give them either caffeine or a pl…

This study tests whether starting inclisiran early during a hospital stay for a heart attack can lower bad cholesterol more than a placebo, when both are added to standard care. About 300 adults hospitalized for a heart attack will receive either inclisiran or a placebo shot at t…

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 phase 3 trial tests whether the drug dalcetrapib can reduce the risk of major heart problems like heart attacks in people who have a specific genetic makeup (AA genotype) and have recently had a heart-related event. About 2,000 participants will receive either dalcetrapib or…

This study tests a new device called Freesolve, a temporary magnesium scaffold that props open blocked heart arteries and then dissolves over time. About 1,859 people with up to two new blockages will receive either this scaffold or a standard permanent stent. The goal is to see …

This study is testing a device called the Indigo Aspiration System to remove blood clots from leg arteries in people with acute limb ischemia, a condition where a clot suddenly blocks blood flow. About 300 participants will undergo a procedure where the device sucks out the clot.…

This study is testing a new device called the Sphere-9 catheter, used with the Affera mapping system, to treat ventricular tachycardia (VT) — a fast, dangerous heart rhythm. The procedure uses heat to destroy small areas of scarred heart tissue that cause the abnormal rhythm. The…

This study tests whether pemafibrate, a drug that lowers triglycerides, can prevent the worsening of narrowed brain arteries in people who have already had a stroke or mini-stroke. About 270 participants will be randomly assigned to receive either pemafibrate plus standard care o…

This study looks at whether adding oregano and basil leaves to the diet can lower inflammation and improve cholesterol in people who have recently had unstable angina. About 70 participants will eat these herbs and have their blood and urine tested. The goal is to see if these co…

This study tests a new type of stent (a small mesh tube) for people with heart disease who also take blood thinners. These patients have a high risk of bleeding when they also need anti-clotting drugs after stent placement. The new stent is designed to allow a shorter course of a…

This study tests whether a two-drug combination of dabigatran and ticagrelor can lower bleeding risk compared to the standard three-drug therapy (dabigatran, clopidogrel, and aspirin) in people with atrial fibrillation who have had a heart stent after a heart attack. About 1,200 …

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 tests whether adding evolocumab, a cholesterol-lowering drug, to standard care can slow or stop plaque buildup in heart arteries after a heart attack. About 233 adults aged 40-75 who recently had a heart attack or unstable angina will receive either evolocumab plus sta…

This study tests whether using a tiny ultrasound camera inside the leg arteries during a procedure to open blockages can prevent major problems like amputation or the artery narrowing again. About 772 adults with severe peripheral artery disease (chronic limb-threatening ischemia…

This Phase 3 trial tests whether adding doxycycline to standard tuberculosis treatment can reduce permanent lung damage and lower the risk of heart problems. Researchers will give 150 adults either doxycycline or a placebo for 8 weeks alongside their TB medication. The main goal …

This study tests whether using HEPA air filters at home can slow the progression of heart disease in adults aged 65-84 who have a history of ischemic heart disease. Over 112 participants in Los Angeles will use real or sham filters for several months, and researchers will measure…

This study tests a new medicine called ADR-002K in 50 people with heart failure caused by blocked heart arteries who are scheduled for bypass surgery. The goal is to see if the drug can prevent heart-related events and improve heart function over two years. Participants must have…

This study tests different lengths of body cooling in children who remain unconscious after a cardiac arrest outside the hospital. The goal is to see if longer cooling helps protect the brain and improve recovery. The trial will enroll 900 children and follow them for one year.

This study tests if delivering oxygen directly into the gut through a thin tube can help people with ischemic-hypoxic bowel disease, a condition where the bowel doesn't get enough oxygen. About 90 adults with symptoms like belly pain, bloating, and trouble pooping will receive ei…

This study tests whether a heart rehab program that combines telehealth sessions at home with some clinic visits helps more people stick with it and improve their fitness compared to the standard all-clinic program. About 250 adults who had a heart attack or related condition in …

This study looks at two ways to treat a fast, dangerous heart rhythm called ventricular tachycardia in people with coronary artery disease and relatively good heart function. One treatment uses a catheter to burn the tiny area causing the problem (radiofrequency ablation), and th…

This study looks at whether the heart medication Camzyos (Mavacamten) can improve blood flow to the heart muscle in people with hypertrophic obstructive cardiomyopathy (HOCM). Researchers will use special PET-CT scans to measure blood flow before and after 12 months of treatment.…

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 study looks at whether taking just one blood thinner (a P2Y12 inhibitor) is as safe and effective as taking two blood thinners (dual antiplatelet therapy) for people with stable heart disease who have a drug-coated balloon procedure without a stent. About 2,170 adults will b…

This study tests a tool called Savvy, which includes phone exercises, a weekly pill organizer, and text reminders, to help stroke survivors take their blood pressure medication as prescribed. Researchers will compare medication adherence and blood pressure control between those u…

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 study looks for the best type and dose of blood thinner (P2Y12 inhibitor) for people who have had a heart stent placed. After an initial period on two blood thinners, patients switch to one. The goal is to find a dose that keeps blood clotting at a safe level—not too high (w…

This study is testing whether a device that uses mild electrical pulses to stimulate arm muscles and the tongue can help stroke survivors regain arm movement. Researchers will enroll 288 participants, including stroke patients with arm weakness and healthy controls. The main goal…

This study tests whether stem cells from umbilical cords can safely improve heart function in people with heart failure due to blocked arteries. Sixty participants will receive either one or two doses of stem cells or a placebo through an IV. The main goal is to see if the heart'…

This study tests a new decision-making tool called IMPROVE that uses MRI scans to detect unstable plaques in the carotid artery. The goal is to see if this method is at least as good as the current standard (which mainly looks at how narrow the artery is) for selecting which pati…

This early study tests a device called the A-FLUX Reducer, which is implanted into a vein in the heart to help blood flow. It is for people with chest pain caused by problems in the heart's tiny blood vessels (microvascular dysfunction). The study will enroll 30 adults and focus …

This study is testing a device that uses sound waves to break up calcium buildup in leg arteries of people with chronic limb-threatening ischemia (CLTI), a severe form of peripheral artery disease. Researchers will track 400 patients to see if the treatment helps wounds heal and …

This study is testing whether using a blood test to guide antiplatelet therapy can better prevent recurrent strokes in people who have had a mild stroke or transient ischemic attack (TIA). About 5,100 participants will be assigned to either standard clopidogrel or ticagrelor base…

This study tests whether giving dornase alfa (a drug already used for cystic fibrosis) daily for up to 14 days after a brain bleed from a ruptured aneurysm can help people recover better. The goal is to see if more patients can live independently at 6 months. The trial will enrol…

This study compares two common procedures—radiofrequency and cryoablation—for treating persistent atrial fibrillation, a heart rhythm disorder that raises stroke risk. Researchers will track 158 adults over 24 months to see which method better prevents strokes, transient ischemic…

This study tests whether tailoring exercise to feel more pleasurable can help heart attack survivors stay active. Fifty-two patients will either follow a standard cardiac rehab program or one where exercise intensity is adjusted to maximize enjoyment. Researchers will measure phy…

This study tests whether cooling therapy (lowering body temperature for 72 hours) helps babies born with mild brain injury from oxygen loss, compared to standard care without cooling. Researchers will track 460 newborns' development at age 2 and monitor side effects. The goal is …

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 looks at whether using aspirin alone is as effective and safer than aspirin plus another blood thinner (fondaparinux) before a heart procedure in people with a type of heart attack called NSTEMI. About 5,000 participants will be randomly assigned to one of the two trea…

This study is checking how well a new drug-coated stent (Coroflex ISAR NEO) works in people with coronary artery disease. Researchers will follow 3,000 patients who get the stent during a routine procedure to see if it keeps arteries open safely. The goal is to confirm the stent …

This study compares two medical devices used to break up hard calcium deposits in heart arteries before placing a stent. It involves 50 adults with coronary artery disease who will be randomly assigned to receive either orbital atherectomy or intravascular lithotripsy. The goal i…

This study looks at two ways to treat blocked heart arteries in people aged 18 to 68. One uses a drug-coated balloon, and the other uses a temporary scaffold. The goal is to see which approach works better over time, with fewer heart problems or need for repeat procedures. About …

This study tests a special balloon coated with medicine (SELUTION SLR™ 014) to open blocked arteries below the knee in people with severe leg pain or wounds that threaten the limb. About 376 adults with chronic limb-threatening ischemia will be randomly assigned to get either the…

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 if carefully cooling the body of newborns who suffered brain injury from lack of oxygen at birth can improve their chances of survival and long-term brain development. The treatment, called therapeutic hypothermia, is already used in some hospitals. This trial wi…

This study tests a drug called DM199 in about 728 people who have had a moderate stroke and cannot get clot-removing treatments. The drug is given through a vein and then as shots under the skin for three weeks. Researchers want to see if it helps patients recover better than a p…

This study compares two approaches for people with ischemic cardiomyopathy (weak heart muscle due to blocked arteries) and multiple blocked vessels. One group gets optimal medical therapy alone, while the other also gets a heart artery procedure (PCI) guided by imaging and pressu…

This study monitors the safety and performance of a medical device called Sequent Please Neo, used to treat blocked heart arteries. About 2,028 people receiving the device as part of their routine care will be followed. Researchers will track major heart problems like heart attac…

This study compares a new artificial intelligence (AI) method that uses X-ray images to guide heart artery stenting against the standard invasive method. About 2100 adults with narrowed heart arteries will be randomly assigned to one of the two approaches. The goal is to see if t…

This early-stage trial tests an injectable drug called IMC-001 in 18 people who recently had a heart attack or unstable angina. The goal is to see if it can safely stabilize fatty plaques in the arteries, making them less likely to cause future heart problems. Participants are ra…

This study is testing a device called the LimFlow Stent Graft System for people with late-stage chronic limb-threatening ischemia, a severe form of peripheral artery disease where blood flow to the leg is critically low. The device creates a new connection between a vein and arte…

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 a drug called RLS-0071 in newborns who have brain damage from lack of oxygen during birth. The babies also receive standard cooling therapy. The goal is to see if the drug is safe and may help reduce brain injury. About 70 babies will take part, and they will be …

This study compares two blood-thinning approaches in 326 adults with acute coronary syndrome and coronary artery ectasia (enlarged heart arteries). One group gets standard dual antiplatelet therapy (aspirin plus clopidogrel), while the other gets clopidogrel plus the anticoagulan…

This study tests a new drug called APAC, which is designed to prevent blood clots in people with blocked leg arteries. The trial includes 42 adults with peripheral arterial disease or chronic limb-threatening ischemia. Researchers will check if APAC is safe and well-tolerated, an…

This study looks at two types of stents (small mesh tubes) placed in heart arteries to keep them open. It focuses on patients with acute coronary syndrome who also have a high risk of bleeding. The goal is to see how well the blood vessel heals around the stent one month after th…

This study tests a new device called AMJ-401 in 50 people with ischemic heart disease (blocked heart arteries) in Japan. Participants receive the device during a standard procedure to open blocked arteries. The main goals are to check for acute strut fractures right after the pro…

This study tests a new device that freezes dangerous plaque in heart arteries to see if it can reduce blockages and prevent future heart problems. About 30 people with stable angina or recent heart events will receive the freezing treatment during a planned procedure. Researchers…

This study compares two ways to guide heart stent placement in people with acute coronary syndrome (unstable angina or heart attack). One method uses standard X-ray images (angiography), and the other adds an ultrasound probe inside the artery (IVUS) for more detail. About 1,500 …

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 study compares a new ambulatory (same-day) stroke care model to standard hospital care for patients aged 60 and older who have had a mild stroke or transient ischemic attack (TIA). Participants receive a full neurological assessment and treatment plan on the same day and the…

This study tests whether a home hospitalization program (NORA-HOME) is safe and effective for people who have had a minor stroke or transient ischemic attack (TIA). Researchers will compare home monitoring with standard hospital care in 250 participants. The goal is to see if hom…

This study tests whether a virtual version of the Abecedarian Approach, an early childhood education program, can help children ages 0-5 who had a brain injury from lack of oxygen (HIE) or were born very prematurely. Researchers will enroll 225 families and measure parent satisfa…

This study is tracking 1,000 people with severe leg artery disease (chronic limb-threatening ischemia) who are getting a drug-coated balloon to open blocked arteries below the knee. The balloon releases a drug (paclitaxel) to help keep the artery open. Researchers want to see if …

This study tests a procedure that connects an artery to a vein in the foot to bring blood to tissues when standard treatments have failed. It includes 50 patients with severe leg artery disease and active wounds. The goal is to see if the procedure is safe and can prevent major a…

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 compares two blood thinner combinations in adults over 65 who have had a heart attack or unstable angina and received a stent. One group gets indobufen plus ticagrelor, the other gets aspirin plus ticagrelor. The goal is to see which combo better prevents heart-related…

This study tests whether a reduced dose of the blood thinner prasugrel (5 mg), taken alone without aspirin, is safe and effective for patients who have had a stent placed for heart disease. Researchers will compare this approach to standard dual antiplatelet therapy (aspirin plus…

This study tests a drug called tocilizumab-aazg in 30 adults who have had a burst brain aneurysm. The goal is to see if the drug is safe and might help prevent strokes that can happen after the bleeding. Participants will receive the drug within 24 hours of the aneurysm rupture a…

This study tests whether performing carotid artery surgery within 72 hours of a mini-stroke or minor stroke is safer and more effective than waiting 4 to 15 days. About 456 participants with a blocked neck artery will be randomly assigned to one of two timing groups. The goal is …

This study is testing a special balloon coated with the drug sirolimus to treat blocked heart arteries. The balloon is inflated inside the artery to push the blockage aside and release the drug, which helps prevent the artery from narrowing again. Researchers will follow over 1,1…

This study tests whether adding a fast-acting blood thinner (cangrelor) to standard clot removal improves recovery in people with a severe stroke. About 368 adults with a large artery blockage in the brain will receive either cangrelor plus the procedure or the procedure alone. T…

This study tests using a drug-coated balloon instead of a permanent stent to open blocked arteries during a heart attack. The balloon delivers medication to prevent re-blockage without leaving a metal implant. Researchers will track 300 participants to see if this approach is saf…

This study looks at how different types of aerobic exercise affect blood vessel health in people with ischemic heart disease (such as after a heart attack or angina). Researchers will compare high-intensity interval training with short bursts, long bursts, and moderate-intensity …

This study tests whether starting cholesterol-lowering treatment in the emergency department can help prevent heart attacks and strokes in people at risk. About 130 adults aged 40-75 who are in the ER for possible heart issues will receive guideline-based care. The goal is to low…

This early-stage study tests a new tube (cannula) placed in the leg artery during heart surgery that uses a heart-lung machine. The device is designed to keep blood flowing to the leg, reducing the risk of limb damage. Fifteen adults having planned heart surgery will be enrolled,…

This study tests whether removing a blood clot from a smaller brain vessel (distal medium vessel) using a catheter-based procedure helps people recover better from a stroke than standard medical therapy alone. About 584 adults who had a stroke within the last 12 hours and cannot …

This study compares two treatments for people with severe blockages in multiple heart arteries who are having a heart attack without ST elevation. One treatment is stenting (a tube to open arteries), the other is bypass surgery (rerouting blood flow). The goal is to see if stenti…

This study follows 100 people with coronary artery disease who have already been treated with the Essential Pro device. Researchers want to confirm the device is safe and works as intended, meeting new European safety rules. The main goal is to see if the device prevents serious …

This study tests if taking colchicine (an anti-inflammatory drug) along with a single blood thinner (ticagrelor) right after a heart attack stent is safe and works well. About 490 adults who had a heart attack and received a specific type of stent will participate. The goal is to…

This study tests whether using a CT scan to guide heart stent placement is better than the current standard (IVUS ultrasound) for people with hardened, calcified coronary arteries. About 700 adults with evidence of reduced blood flow to the heart will be randomly assigned to one …

This study tests a new type of stent that slowly dissolves and releases medication to keep leg arteries open. It is for people with chronic limb-threatening ischemia, a serious condition where blocked arteries can lead to amputation. About 300 participants will be randomly assign…

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 study looks at two ways to treat people with chronic coronary artery disease (narrowed heart arteries). One group gets a special CT scan to find blocked arteries and then receives procedures like stents or bypass surgery. The other group gets only medications and lifestyle a…

This study tests a drug called orticumab in 240 people who had a heart attack and still have high inflammation in their heart arteries. Participants receive either orticumab or a placebo for 24 weeks. The main goal is to see if orticumab lowers inflammation measured by a special …

This study looks at 600 people who had a major heart attack and have other narrowings in their heart arteries that are not severe but look unstable. Half will get a stent plus medication, and half will get medication alone. The goal is to see if stenting these unstable plaques re…

This study tests a new device called the iNstroke 4F catheter, designed to remove blood clots from small blood vessels deep in the brain after a stroke. About 57 adults who have had a stroke within the past 24 hours will receive this treatment. The goal is to see if the catheter …

This program gives children with brain disorders like cerebral palsy or stroke access to umbilical cord blood infusions. The treatment uses donated cord blood cells to help repair brain damage. Kids up to age 26 with normal immune function may qualify. The goal is to improve symp…

This study looks at whether taking just one blood thinner (single antiplatelet therapy) is safer and as effective as taking two (dual antiplatelet therapy) in older adults or those at high risk of bleeding who have had a balloon procedure to open blocked heart arteries. About 576…

This study looks at how well a special intensive therapy called ACQUIRE Therapy works for children with motor problems caused by conditions like cerebral palsy, autism, or brain injury. The therapy involves many hours of play-based exercises each day, often with a cast or splint …

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 combining three standard heart medications (aspirin, a blood thinner, and a statin) into a single daily pill helps people who've had a heart attack take their medicine more consistently. About 1,000 adults who recently had a heart attack and a stent place…

This study tests a smart management system that uses a WeChat app and home devices like blood pressure monitors to help people who have had a stroke or mini-stroke avoid another one. About 4,490 participants will either get usual care or use the system after leaving the hospital.…

This study tests whether a drug-coated balloon can reduce fatty deposits in heart arteries better than standard medications alone. Researchers will enroll 400 adults who recently had a heart-related event (acute coronary syndrome). Participants will get either the balloon treatme…

This study looks at whether a genetic test can help choose a safer blood thinner for people who have had a heart attack. After one month on two blood thinners, some patients will switch to a single, lower-potency drug based on their genetic profile. The goal is to see if this app…

This study tests whether a new pressure microcatheter works as well as the standard pressure wire for guiding stent placement in people with coronary artery disease. About 2,500 participants will be randomly assigned to one of the two devices during their procedure. The main goal…

This study tests whether a laser device called the Auryon Atherectomy System, used with standard balloon angioplasty, works better than balloon angioplasty alone for people with severe leg artery blockages (critical limb ischemia). The trial will enroll 224 adults who are at risk…

This study tests whether injecting stem cells from umbilical cords into the heart during bypass surgery can help repair heart muscle and improve function in people with chronic heart failure. About 51 adults with weak hearts (ejection fraction 40% or less) will take part. The goa…

This study compares two approaches for people with a completely blocked heart artery (chronic total occlusion) that is causing reduced blood flow to the heart muscle. One group will receive a stent to open the blockage, while the other will take medications only. The goal is to s…

This study tests whether a computer-based decision-support tool can help more people who have had a stroke or mini-stroke reach their LDL cholesterol goal of less than 1.8 mmol/L after one year of treatment with evolocumab. About 4,000 adults in China who recently had a non-cardi…

This study tests whether rapidly adjusting cholesterol-lowering medications, based on frequent blood tests, helps heart disease patients reach their LDL cholesterol targets faster. Researchers will enroll 1000 adults with coronary artery disease and monitor their cholesterol leve…

This study tests whether combining a statin with ezetimibe (another cholesterol-lowering drug) works better than a statin alone in people who recently had a stroke. Researchers will enroll 300 adults aged 20 or older who had a stroke or TIA within the past 30 days and have high L…

This study tests a personalized smoking cessation program for smokers admitted to the hospital with heart or lung disease. Participants receive tailored medication, counseling, and text message support to help them quit and stay smoke-free. The goal is to see if this approach lea…

This study tests a drug called sovateltide in 160 people who have had an ischemic stroke (a stroke caused by a blood clot). The goal is to see if the drug helps patients recover better and is safe. Participants receive either the drug or a placebo within 24 hours of their stroke,…

This study tests a drug called sovateltide in newborns with brain injury from lack of oxygen at birth (hypoxic-ischemic encephalopathy). The drug aims to help the brain repair itself. About 40 full-term babies will receive either sovateltide or a placebo, along with standard cool…

This study is tracking 2,000 people with coronary artery disease who receive either a Synergy XD or Synergy Megatron stent during a routine procedure to open blocked heart arteries. Researchers want to see how these stents perform in everyday medical practice compared to other dr…

This study tests whether dulaglutide, a once-weekly diabetes injection, can improve blood flow in the brains of people with severely narrowed arteries. About 130 participants who recently had a mini-stroke or mild stroke will receive either standard care or dulaglutide plus stand…

This study looks at whether taking two blood thinners (ticagrelor plus aspirin) is better than aspirin alone for keeping bypass grafts open in people who had heart surgery after a heart attack. About 360 participants will be followed for 1 to 3 years, and their grafts will be che…

This study is tracking 508 patients with multivessel coronary artery disease who received the SUPRAFLEX CRUZ stent during routine care. Researchers are monitoring for heart-related events like heart attacks, repeat procedures, and heart function over 12 months. The goal is to con…

This study tests whether briefly inflating a blood pressure cuff on the arm before a heart procedure can protect the kidneys and heart in people with congestive heart failure. About 240 participants will be randomly assigned to receive either the real cuff inflations or a sham ve…

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 compares two methods for opening blocked arteries in the lower leg in people with chronic limb-threatening ischemia, a severe condition that can lead to amputation. One group gets standard balloon angioplasty guided by X-ray images (angiography). The other group uses a…

This study tests whether placing stents in non-blocking but unstable heart plaques, along with intensive medication, reduces heart attacks and other cardiac events better than medication alone. About 2,190 adults with acute coronary syndrome will be randomly assigned to either st…

This study tests a drug called Fortelyzin, which is injected directly into blood clots to dissolve them, in people with acute limb ischemia (sudden loss of blood flow to a limb). The goal is to see if it can prevent amputation as well as or better than standard surgery. About 170…

This study tests a new type of heart stent made from magnesium that slowly dissolves over time. It is designed for people with long blockages in their heart arteries. The goal is to see if the stent is safe and works well at keeping arteries open for up to 12 months. About 100 pa…

This study compares a new type of heart stent called Freesolve, which is made of magnesium and dissolves over time, to a standard permanent metal stent. About 1,859 people with coronary artery disease will receive one of the two stents. The goal is to see if the dissolving stent …

This study tests whether adding high-dose steroids to standard aspirin treatment helps children recover better from a stroke caused by inflamed brain arteries. About 70 children aged 6 months to 18 years will be randomly assigned to receive either steroids plus aspirin or aspirin…

This study is testing a device that uses sound waves to break up calcium buildup in the leg arteries of people with peripheral artery disease. The goal is to improve blood flow, reduce pain, and help people walk better. About 50 participants will be followed for one year to see i…

This study tests a program called Transition to Cardiac Rehabilitation (T2CR) for Veterans with heart disease who also have other health problems or frailty. The program starts in the hospital and continues at home, helping patients build skills and motivation to do cardiac rehab…

This study tests a simple, non-invasive treatment called remote ischemic conditioning (RIC) for people who have had a brain bleed from a burst aneurysm. The treatment involves briefly inflating a blood pressure cuff on a limb to improve blood flow and reduce brain damage. Researc…

This study follows 500 people who already have or will get the AngelMed Guardian® implant, a device that monitors heart signals and alerts patients to possible heart attacks. Participants are high-risk heart patients with conditions like diabetes or prior heart attacks. The goal …

This early-phase study tests whether injecting lab-grown heart cells (made from human embryonic stem cells) can safely improve heart function in 18 adults with chronic heart damage from a past heart attack. Participants receive one of three doses via a catheter, and researchers m…

This study tests whether adding a simple breathing exercise (inspiratory muscle training) to standard cardiac rehab helps people with narrowed heart arteries recover better. 72 adults who had a heart procedure (angioplasty) will be split into two groups: one does standard rehab, …

This study tests whether using an AI tool (Ablation Index) during heart ablation can shorten the procedure for patients with ventricular tachycardia caused by prior heart attacks. About 100 adults with ischemic cardiomyopathy and scar-related VT will be randomly assigned to stand…

This study compares two antiplatelet drug combinations—ticagrelor plus aspirin versus cilostazol plus aspirin—given within 24 hours of a minor stroke or TIA. The goal is to see which combination better prevents new strokes over 90 days while keeping bleeding complications low. Ab…

This study looks at 2,600 heart attack patients who had a stent placed and also have an H. pylori infection. Half will get a 2-week course of vonoprazan plus amoxicillin to treat the infection, while the other half gets a standard 6-month acid blocker (pantoprazole). The goal is …

This early study tests a new vibrating guidewire designed to open completely blocked heart arteries (chronic total occlusions) in people with chronic chest pain that hasn't improved with standard treatments. The wire vibrates at its tip to help cross the blockage during a procedu…

This study tests whether a risk score (OPT-CAD) can safely guide how long heart attack patients need to take two blood thinners after getting a stent. About 3,490 participants will either follow standard 12-month dual therapy or have their therapy reduced to one blood thinner ear…

This study is testing whether taking a statin (atorvastatin) together with an SGLT2 inhibitor (dapagliflozin) helps people with ischemic heart failure. Researchers will measure cholesterol levels and other lab tests in 90 participants. The goal is to see if the combination works …

This study is tracking 500 people who had a procedure using the Pounce Thrombectomy System, a device that removes blood clots from arteries in the legs without open surgery. The goal is to see how well the device restores blood flow and how safe it is. The study is retrospective,…

This phase 3 trial is testing whether two drugs—colchicine (used for gout) and ticagrelor (a blood thinner)—can prevent future strokes, heart attacks, and other vascular events in people who have already had a stroke. About 2,800 high-risk participants will be enrolled. The goal …

This study tests whether injecting donor stem cells (Stempeucel) into the leg muscle can help people with critical limb ischemia, a severe form of peripheral artery disease. Ten Malaysian patients who cannot have surgery or angioplasty will receive the stem cells and be followed …

This study is testing whether injections of Stempeucel, a stem cell product made from donor bone marrow, can help people with critical limb ischemia caused by Buerger's disease. The goal is to see if it reduces pain, heals ulcers, improves blood flow, and prevents amputation. Onl…

This study tests a temporary heart pump called iVAC 2L in 100 patients undergoing high-risk angioplasty. The pump helps stabilize blood flow during the procedure. Researchers will track deaths, heart attacks, strokes, and other complications for up to a year to see if the device …

This phase 3 trial compares two anti-clotting drug combinations—aspirin plus ticagrelor versus aspirin plus clopidogrel—in 900 adults who recently had a minor stroke or transient ischemic attack (TIA) caused by a large artery blockage. Participants receive the drugs within 24 hou…

This phase 2 study tests a new radioactive imaging agent, 18F-mFBG, to measure nerve damage in the hearts of 20 people with stable heart failure and implantable defibrillators (ICDs). The goal is to see if the agent can reveal differences in nerve function between those who have …

This study tests whether a portable, low-field MRI machine can detect brain injuries in children who are on ECMO (a heart-lung bypass machine). The MRI is brought to the bedside, avoiding the need to move critically ill children. Researchers will scan children at several time poi…

This trial tests a wearable bracelet called Stroke Alarm that detects when a stroke causes arm weakness. People aged 50 and older with certain high-risk conditions (like recent mini-stroke, atrial fibrillation, or artery disease) wear the device for 3 months. The goal is to see i…

This study tests whether a magnetocardiography (MCG) device can detect reduced blood flow to the heart muscle in people with acute chest pain but no major artery blockages. About 3,786 participants will undergo MCG scanning, and results will be compared to a standard ultrasound t…

This study is testing whether artificial intelligence (AI) can predict or rule out a heart attack using data from standard blood tests. Researchers will analyze white blood cell properties from over 3,000 adults who come to the hospital with chest pain. The goal is to see if AI c…

This study tests whether an AI tool that reads ECGs can safely and effectively help emergency doctors decide if a patient with chest pain is having a heart attack. About 4,670 adults with chest pain suspicious for a heart attack will be randomly assigned to either AI-assisted or …

This study will enroll 1,000 adults aged 35-85 with chest pain or shortness of breath to see if a new, detailed MRI blood flow measurement can more accurately diagnose heart disease than standard MRI. Participants will receive a contrast agent called Gadavist during stress and re…

This study tests an artificial intelligence program that analyzes heart rhythm data from a small, wearable patch to estimate how well the heart pumps blood. Researchers will compare the AI's results to standard ultrasound in 2,000 adults. If accurate, this could offer a simpler, …

This study is looking for markers in blood and saliva that can quickly tell if a person is having a stroke, and what kind. Researchers will collect samples from 650 adults with suspected stroke within 24 hours of symptoms. The goal is to develop a fast, accurate test to help emer…

This pilot study tests whether a special PET scan using a tracer called Florbetaben can detect inflamed plaque in arteries of people who recently had a heart attack, stroke, or mini-stroke. The goal is to see if this imaging method can identify unstable plaques that are likely to…

This study tests whether an artificial intelligence (AI) tool can help doctors identify heart attacks that standard ECG tests miss. About 500 adults with chest pain but no clear signs of a heart attack on their initial ECG will be randomly assigned to get either AI-assisted or st…

This study tests a new computer program that helps doctors diagnose blocked heart arteries more accurately using CT scans. The software combines several checks into one step, which may reduce the need for invasive procedures like heart catheterization. Researchers will look at pa…

This study tests whether artificial intelligence can help doctors interpret echocardiograms (heart ultrasounds) more accurately and quickly. Researchers at Mayo Clinic will deploy AI algorithms to flag signs of genetic cardiomyopathy, ischemic heart disease, and cardiac amyloidos…

This study aims to improve how doctors diagnose a rare heart condition where a coronary artery starts in the wrong place (AAOCA), which can cause sudden cardiac death in young athletes. Researchers will use artificial intelligence and 3D computer models to analyze CT scans and pr…

This study is testing a new smartphone-connected 12-lead ECG device to see if it can accurately diagnose heart attacks (STEMI and NSTEMI) in people with chest pain. Researchers will compare the smartphone ECG readings to standard hospital ECGs in 1000 adults. The goal is to valid…

This study is testing a cloud-based artificial intelligence platform called Willem that analyzes ECG recordings to detect heart rhythm problems and abnormal patterns. Researchers will compare the AI's readings to those of board-certified cardiologists in over 5,300 high-risk card…

This study tests a new, quick blood test done right in the emergency room to rule out heart attacks in people with chest pain. The goal is to see if this faster test can get patients discharged sooner compared to the usual lab test, which can take an hour or more. About 1,500 adu…

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 looks at a new technology called Cor-IS that measures how well blood vessels widen (flow mediated dilation) in people who have had a heart attack. Researchers will compare it to the standard FMD test and track patients for future heart problems. The goal is to see if C…

This study is testing a new type of MRI, called hyperpolarized 13C MRI, to see if it can better identify which patients with heart disease will benefit from bypass surgery. The technique measures how the heart produces energy by tracking two simple molecules. Researchers will com…

This study compares a new wireless heart sensor patch to standard hospital monitoring for detecting atrial fibrillation (an irregular heartbeat) in people who recently had a stroke. About 450 adults will be randomly assigned to wear the patch for up to 14 days or receive usual ca…

This study is testing whether a new ultrasound device called SYLVER can measure blood flow in the brain as accurately as the standard CT scan. It involves 50 ICU patients with brain injuries or bleeding. If it works, doctors could monitor brain health at the bedside without movin…

This study tests a new rapid blood test that can detect heart damage in about an hour, right in emergency primary care clinics. Researchers will enroll 2,500 adults with chest pain across six Norwegian clinics to see if the test safely rules out heart attacks and reduces hospital…

This study tests new, faster MRI techniques to get detailed images of the heart muscle in people with heart conditions like cardiomyopathy, myocarditis, and ischemic heart disease. The goal is to improve diagnosis and treatment planning. About 240 adults who already need a heart …

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 tests a new, noninvasive device that uses ultra-sensitive magnetocardiography to detect heart attacks. Researchers will enroll nearly 4,000 healthy volunteers and chest pain patients to see if this magnetic scan can identify heart damage more accurately than current me…

This study aims to see if a new device called magnetocardiography (MCG) can quickly and accurately detect blocked arteries in people with suspected heart attack symptoms. Researchers will compare MCG results with standard tests in about 14,000 adults. If successful, MCG could hel…

This study tests a new CT scan that works without an ECG to quickly check for heart disease in people with chest pain and high troponin levels. About 230 adults will get this scan plus the standard invasive test to see if the new method is accurate. If successful, it could reduce…

This study is testing whether a special heart scan (SPECT) can detect problems in the heart's smallest blood vessels, called microvascular dysfunction. Researchers will measure how the heart muscle moves and pumps blood in 75 people with and without coronary artery disease. The g…

This study tests if fexuprazan can prevent upper stomach bleeding in 400 heart patients at high risk for bleeding who must take two blood thinners after getting a heart stent. Participants receive either fexuprazan or the standard drug lansoprazole daily for 6 months. The goal is…

This study tests whether getting a flu vaccine can prevent serious heart problems in people who have recently had a heart attack or unstable angina. About 6,620 participants will receive either a flu shot or a placebo and be followed for one year. The goal is to see if the vaccin…

This study tests a non-invasive device that gently stimulates a nerve in the ear to see if it can reduce depression symptoms in people who have had a heart attack or related heart problem and a stent placed. About 120 adults will use the device at home for 8 weeks, and their mood…

This study tests whether a higher-than-usual dose of the seizure medicine levetiracetam can safely stop seizures in newborns. About 133 full-term infants with seizures will first receive a standard dose, and if seizures continue, they will be randomly assigned to get either a hig…

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 tests whether dialectical behavior therapy (DBT), a type of talk therapy, can help people with acquired brain injury manage emotional distress and challenging behaviors. 77 participants will receive standard care for 5 months, then DBT for 5 months, then follow-up. Res…

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 an online psychological program called MY-CHOICE for adults with ischemic heart disease who also have anxiety or depression. The program offers personalized online modules and therapist calls over 6-12 weeks. Researchers want to see if patients find it acceptable…

This study looks at whether a special sequence of gentle exercises called Baduanjin can improve heart and lung function and quality of life in people who have both acute coronary syndrome and heart failure. About 65 participants will either do these exercises plus standard care o…

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 looks at giving hydrocortisone, a steroid, to newborns with brain injury from lack of oxygen who are being cooled and have low blood pressure. Researchers want to find the best dose for each baby by measuring steroid levels in the blood. The goal is to safely raise blo…

This study tests a 3-month mobile health cardiac rehab program for people with INOCA (chest pain or ischemia without blocked arteries). Participants use an activity tracker, log exercise, and get weekly coaching. The goal is to see if this approach improves symptoms, daily functi…

This study tests a 12-week program that combines positive psychology and motivational interviewing to help people who have had a heart attack become more physically active. The program is delivered remotely via phone and text messages. Researchers will compare activity levels and…

This study tests whether adding extra support—like booster sessions and a website—to an 8-week telephone mindfulness program can better reduce stress, anxiety, and depression in people with heart disease or risk factors. Researchers will compare different program options in 160 a…

This study compares two common types of heart medications—beta-blockers and calcium channel blockers—in adults aged 65 and older who have stable angina (chest pain) and at least two other chronic conditions. The goal is to see which drug works better and is easier to tolerate, fo…

This study is testing whether a single intravenous dose of iron can improve quality of life and reduce frailty in adults aged 65 and older who have iron deficiency after a heart attack. About 538 participants will be randomly assigned to receive either the iron infusion or standa…

This study looks at whether giving a carbohydrate drink before coronary artery bypass surgery can improve insulin sensitivity and recovery in people with type 2 diabetes. About 50 participants will be enrolled. The goal is to see if this simple step can reduce complications and s…

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 pilot study tests a 12-week workshop called STEP-Home-SP for veterans who recently left military service. The workshop teaches emotional regulation and problem-solving skills to help with reintegration and reduce suicide risk. Researchers will enroll 120 veterans to see if t…

This study tests a hand exercise program for children aged 7 to 12 who have had a stroke and have trouble using their arm or hand. The program involves many repetitions of strength and coordination exercises. The goal is to see if these exercises improve how well children can use…

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 looks at whether different exercise programs can improve blood flow in the legs of older adults with poor circulation. About 425 participants will be split into groups doing either mixed exercise, high-intensity rowing, or vibration exercise for 12 weeks. The goal is t…

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 tests whether music therapy delivered by the BeatMove device can help people with leg artery disease walk farther during a 3-month outpatient walking program. Fifty-four participants will either get real music therapy or a sham version while doing 36 walking sessions. …

This study tests two rehabilitation methods—mirror therapy (sensory augmentation) and mild brain stimulation (tDCS)—to improve arm and hand movement in stroke survivors. 36 adults aged 45-65 with chronic stroke will be split into three groups, each receiving different combination…

This study tests whether using a hand fan can prevent or reduce shortness of breath caused by the heart drug ticagrelor. About 110 adults with acute coronary syndrome who are starting ticagrelor will be enrolled. Researchers will track how many people have breathing trouble withi…

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 tests whether adding a special stretching technique (PNF) to a standard therapy (modified CIMT) can better improve arm and hand function in children who have had a stroke. Twenty children aged 5 to 13 will be split into two groups: one gets CIMT alone, the other gets C…

This study tests two remote brain-training programs for Veterans who have had a traumatic brain injury (TBI) and struggle with focus, memory, or staying on track. About 120 Veterans will use either BrainStrong-GSR or BrainStrong-OPT via tele-rehabilitation and digital apps. The g…

This study tests whether a fast form of brain stimulation, called accelerated rTMS, can safely improve apathy—loss of motivation and withdrawal—in people who have had a stroke. About 40 adults who had a stroke at least 6 months ago and have significant apathy will receive either …

This study tests whether taking krill oil supplements for 12 weeks can improve muscle strength and function in adults with long-term conditions like diabetes, heart disease, or arthritis. Thirty participants will be randomly assigned to receive either krill oil or a placebo. Rese…

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 an online cognitive behavioral therapy (CBT) program can reduce heart-related anxiety in people who have had a heart attack or unstable angina. 176 participants will be randomly assigned to either the CBT program or a digital lifestyle advice group. The g…

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 explores whether a thermal imaging camera can detect changes in blood flow to the legs after a procedure to reopen blocked arteries. Researchers will compare temperature readings from the camera with standard ankle-brachial index measurements in 25 people with severe p…

This study follows 130 adults with moderate to severe traumatic brain injury to see if early problems with brain blood flow regulation are linked to thinking and memory problems one year later. Participants undergo brain scans and cognitive tests over the first year after injury.…

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 looks at how well hospitals manage severe oxygen deprivation (asphyxia) in newborns at or near full term. Researchers will review care given during labor and after birth to find where improvements can be made. The goal is to help doctors and nurses provide better, fast…

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 tests a new device called the Spur scaffold, used with a drug-coated balloon, to treat blocked arteries below the knee in people with chronic limb-threatening ischemia (CLTI). The study includes 40 high-risk patients—those with diabetes or on dialysis—and measures how …

This study looks at whether keeping a patient's blood pressure within their personal safe range during heart surgery can reduce brain problems like confusion, stroke, or memory issues. Researchers will monitor 500 patients having heart surgery and track their blood pressure and b…

This study uses a special catheter to record detailed electrical signals from the heart during a standard procedure for dangerous heart rhythms (ventricular tachycardia). Researchers aim to better understand why these rhythms start and how to pinpoint the exact trouble spots. Ten…

This study tracks 98 people with peripheral artery disease who had a stent placed in their iliac artery. Researchers want to see which patients later develop serious limb complications, like needing another procedure or amputation. They will also check if frailty plays a role. Th…

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 60 people with stable angina who have two blocked heart arteries. During a procedure, doctors will temporarily inflate a tiny balloon inside each stent to reduce blood flow while the patient exercises on a bike. The goal is to measure exactly how much flow red…

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 translating and testing a French version of the Trunk Impairment Scale (TIS), a tool that measures trunk control and balance while sitting. Researchers will enroll 67 stroke patients to check if the scale is accurate and reliable. The goal is to give French-speaking…

This study is a registry that collects information from all suspected heart attack cases in Tomsk, Russia. It aims to track how many people die within 28 days and one year after a heart attack. No new treatments or drugs are being tested—just observation and data gathering.

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 is testing whether a quick ultrasound measurement of blood flow in the foot (called systolic rise time) can predict major limb events like amputation or severe ischemia in people with critical limb ischemia. Researchers will follow 134 patients for 6 months after surge…

This study looks at whether giving extra oxygen through a mask (normobaric oxygen therapy) can help people with critical limb ischemia, a severe lack of blood flow to the legs that can lead to amputation. Researchers will compare the health and treatments of 200 patients who do o…

This study is for adults 18 and older who have had a stroke or a transient ischemic attack (TIA), often called a mini-stroke. The goal is to collect information from standard medical tests and some extra research tests, like blood draws and brain scans, to better understand how t…

This study looks at 300 people with rapid atrial fibrillation (a fast, irregular heartbeat) to understand why some have heart damage. Researchers will use blood tests and heart scans to see if blocked arteries are the cause. The goal is to improve how doctors diagnose and manage …

This study investigates whether blood sugar patterns, measured continuously with a wearable sensor, can predict serious heart problems in the year following a heart attack. Researchers will enroll 850 people hospitalized with acute coronary syndrome and track their glucose levels…

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 observational study is looking at 250 people who have had a stroke or mini-stroke due to narrowing of arteries in the brain. Researchers want to see if a specific platelet protein (FcγRIIa) and blood flow patterns on MRI can help predict who will have another stroke within a…

This study tests whether a new type of PET/MR scan using a tracer called FAZA can measure oxygen levels in leg tissues of people with critical limb ischemia, a severe form of peripheral artery disease. About 40 adults who are scheduled for a procedure to restore blood flow will g…

This study surveys doctors who use the Liberant system to remove fresh blood clots from leg arteries and veins. About 50 patients aged 22 or older will be treated within 72 hours of their procedure. The goal is to confirm the device is safe and works as intended.

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 follows 2000 adults who are in a coma or have disorders of consciousness after serious brain injuries like stroke, cardiac arrest, or trauma. Researchers collect medical records and later interview survivors or their caregivers about physical and emotional recovery. No…

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 is watching 150 ICU patients in Estonia who doctors suspect have acute mesenteric ischemia, a rare but deadly gut condition. Researchers will track medical records, lab results, and CT scans to find clues that predict severe bowel damage. No new treatments are being te…

This study looks at 1,500 adults with suspected acute coronary syndrome but no clear ST elevation on their ECG. Researchers will test whether an artificial intelligence model can correctly identify those who actually have a blocked artery (occlusion myocardial infarction). They w…

This study is a large registry that will collect information from 10,000 adults who undergo exercise echocardiography (a heart ultrasound during exercise) as part of their regular care. The goal is to better understand how the heart works during exercise in people with various he…

This study looks at 60 adult male smokers under 65 who have both heart disease (acute coronary syndrome) and pneumonia along with COPD. Researchers want to see if certain blood markers (GDF-15, MR proADM, and Presepsin) change after getting a flu shot. The goal is to understand h…

This study tests a digital lifestyle platform designed to support patients after they leave inpatient rehabilitation. It includes people with COPD, heart problems, fractures, or minor stroke. Participants use the platform for six months, receiving personalized recommendations and…

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 at how a newborn's brain and blood flow work together in the first minutes after birth. Researchers will place a small patch on the baby's scalp to measure brain activity and oxygen levels. The goal is to learn more about how babies adjust to life outside the wom…

This study tests whether non-invasive sensors can detect reduced blood flow in the legs during long pelvic surgeries. Thirty adults will be monitored during their procedure. The goal is to see if this approach can help prevent complications like limb ischemia.

This study looks at whether simple, non-invasive eye tests can help predict brain development in newborns with hypoxic-ischemic encephalopathy (HIE), a type of brain injury caused by lack of oxygen. Researchers will measure eye function using visual evoked potential (VEP) and ele…

This study looks at immune cells called macrophages in the arteries of people with heart disease or poor leg circulation. Researchers will use imaging and blood tests to see how these cells are activated. The goal is to better understand the disease, not to test a new treatment. …

Cerebral palsy (CP) is a brain injury that affects movement, but diagnosing it can take up to 2 years. This study follows 600 high-risk infants (premature, brain-injured, or with abnormal exams) across Irish hospitals. Researchers will use EEG sleep tests, protein markers, and co…

This study examines how frailty and other health factors affect the short- and long-term outlook for people aged 75 and older who are hospitalized for a heart attack or unstable angina. Researchers will compare two treatment approaches—a procedure to open blocked arteries versus …

This observational study will enroll 10,000 adults who are already scheduled for a cardiac CT scan. Researchers will use artificial intelligence to analyze the scans, looking for subtle signs of dangerous plaque that might predict future heart attacks. Participants will also give…

This study is not testing a new drug or treatment. Instead, researchers want to make sure their lab tests and equipment give accurate and repeatable results when studying conditions like obesity, diabetes, heart disease, and bone loss. Up to 100 healthy volunteers and people with…

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 looks at how a stroke can disrupt the body's automatic functions, like heart rate and blood pressure control. Researchers will compare 100 people who had a stroke or a mini-stroke using brain scans, blood tests, and heart function tests. The goal is to understand why t…

This study explores whether mild low-oxygen (hypoxic) conditioning, alone or combined with exercise, can improve blood vessel function in the brains of inactive adults aged 60-80. Researchers will measure changes in brain blood flow and other health markers in 64 participants. Th…

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 tests a fast genetic test done in the hospital to see if it helps doctors pick the best blood thinner for stroke patients. Some people have a gene variation that makes the common drug clopidogrel less effective. The test checks for 11 known gene variants and alerts the…

This study is testing a drug called regadenoson in children who need a special heart MRI. The drug helps doctors see how well blood flows to the heart during a stress test. Researchers want to find the right dose and make sure it is safe for kids of different ages, from infants t…

This study tests whether brain-computer interfaces (BCIs) can be used at home by children aged 5-18 with severe physical disabilities, such as cerebral palsy or brain injury. Families receive a BCI kit and participate in 12 virtual coaching sessions over 3-6 months. The goal is t…

This study looks at how changes in brain blood flow affect breathing control during sleep in healthy adults. Researchers will expose participants to normal oxygen and low oxygen levels to see how the brain responds. The goal is to better understand sleep apnea and related conditi…

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 looks at how different types of anesthesia change blood flow and oxygen use in the brains of children. Up to 1,000 kids having an MRI scan will be asked to join. The goal is to learn more, not to test a new treatment.

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 looks at whether ICU staff with minimal training can measure stroke volume (a key sign of blood flow) as accurately as expert doctors, using an AI-guided ultrasound tool. About 100 critically ill patients who need fluids will be enrolled. The goal is to see if AI can m…

This study looks at whether a common heart procedure (using the wrist artery) can damage nerves in the hand. Researchers will check 400 patients for signs of carpal tunnel syndrome or other nerve problems. The goal is to understand the risks better, not to test a new treatment.

This study looks at whether a fast genetic test can help doctors pick the best blood-thinning medication for people who have had a minor stroke or a high-risk mini-stroke (TIA). The test checks a gene called CYP2C19, which affects how the body processes certain antiplatelet drugs…

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 is creating a biological bank of blood samples from 1,000 people with atrial fibrillation (AF) and stroke. Researchers will collect DNA and plasma to study the genetic roots of these conditions. The goal is to better understand why AF leads to stroke and find new drug …

This study follows 100 stroke survivors with arm weakness to see how their own sense of arm use changes during intensive rehab. Researchers compare patients' perceptions with actual arm function using standard tests. The goal is to better understand the gap between what patients …

This study looks at people who have chest pain but no major blockages in their heart arteries. Researchers will test if giving medication based on the specific type of tiny blood vessel problem (endotype) works better than standard care. About 180 participants will be followed fo…

This study looks at people with chest pain (angina) but no major blockages in their heart arteries. During a standard angiogram, doctors will perform an extra diagnostic test to see if it helps guide treatment. Half the participants will have the test results shared with their do…

This study looks at tiny particles called exosomes in the blood of 300 people who experienced sudden cardiac death after a heart attack. Researchers want to see if certain molecules in these particles can help predict who is at highest risk. The goal is to improve early warning a…

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 tests whether a rapid outpatient evaluation within 72 hours of an emergency department visit is as safe and effective as hospitalization for people with chest pain at moderate risk of a heart attack. About 500 participants will be randomly assigned to either outpatient…

This study is creating a registry of 100 women who have had a heart attack or unstable angina. Researchers will collect genetic, biochemical, and molecular data to understand how symptoms and disease patterns may vary among women. The goal is to identify subtypes of heart disease…

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 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 aims to uncover the molecular causes of secondary brain injury in patients who survive cardiac arrest. Researchers will analyze cerebrospinal fluid from 60 participants using advanced techniques to identify changes in genes, proteins, and other molecules. The goal is t…

This study follows 30,000 adults with coronary artery disease to see how different risk factors affect their long-term survival. Researchers will track deaths from any cause and from heart problems specifically. The goal is to better understand what influences outcomes in real-wo…

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 follows 2000 adults with suspected heart artery disease who undergo special imaging and pressure measurements during a heart catheterization. Researchers want to see which test results best predict future heart problems like heart attacks or the need for another proced…

This observational study aims to better understand what happens inside artery plaques in people with peripheral artery disease (PAD). Researchers will use special PET-CT scans to look for signs of inflammation, calcium buildup, and blood clots in the legs and other parts of the b…

This study looks at the genes of 300 infants who had brain injury around birth (neonatal encephalopathy) and their parents. Researchers want to find out if genetic differences explain why some babies have mild symptoms while others have severe long-term problems. The study does n…

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 tests a special MRI that can show how heart cells process energy in people with ischemic heart disease. About 15 adults with chronic heart failure will get this scan along with standard tests. The goal is to see if this new method can tell healthy from damaged heart ti…

This study collects blood, clots, and tissue from up to 1000 people having procedures for stroke or other blood vessel problems in the brain. Researchers will analyze these samples to find biological markers and understand inflammation. The goal is to learn more about how stroke …

This study follows 20,000 heart attack patients who are discharged early from the hospital after a minimally invasive procedure. Researchers want to see how well medications are adjusted, track major heart events, and measure quality of life over one year. No new treatment is giv…

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 testing a new type of MRI scan that looks at how the heart uses energy. It involves 15 people: 6 healthy volunteers and 9 patients with severe heart disease who are scheduled for bypass surgery. The goal is to see if this new scan can better measure heart muscle hea…

This study compares two techniques for guiding a needle into a blocked leg artery from the opposite direction (retrograde). One uses a live X-ray map, the other uses ultrasound. Researchers want to see which is safer and more successful in 32 people with severe leg artery disease…

This study aims to understand if COVID-19 vaccines have any impact on brain health in healthy people. Researchers will use MRI scans to look for changes in the brain's blood vessels and structure. The study will follow 500 adults from Hong Kong who have already had a baseline bra…

This study examines gut health in 15 adults aged 30-70 who have had a heart attack or unstable angina. Researchers will measure gut permeability and bacteria imbalances at the start and after 24 hours. Then, they will test if special essential oils can restore healthy gut functio…

This long-term study is tracking 5,000 adults in Hong Kong who either have a brain disease (like stroke or dementia) or are at high risk due to family history or early signs. Researchers will collect medical records and questionnaires every 6 months to find what factors lead to b…

This study aims to improve how doctors interpret stress echocardiograms—ultrasounds of the heart during exercise—by using machine learning. Researchers will analyze data from 1,250 patients to develop more accurate tools for detecting blocked arteries and heart attack risk. The g…

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 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 tests a dynamic coronary roadmap system that helps doctors guide a pressure wire into narrowed heart arteries. 226 patients with ischemic heart disease will be randomly assigned to have the procedure with or without the roadmap. The main goal is to see if the roadmap r…

This study looks at 200 people having a heart attack to see if a special camera (OCT) inside the arteries correctly identifies the type of plaque that caused the attack. Researchers will compare the camera images with the actual plaque material removed during a standard procedure…

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 is collecting information from 11,000 people who have had a heart attack or heart muscle injury. Researchers want to learn more about these conditions to improve future treatment. The study does not test a new drug or procedure, but instead gathers data to better under…

This study follows 1,300 people who had a stroke or mini-stroke and completed a 1-year exercise program. Researchers will track them for 3 more years to see if the exercise helped prevent future strokes or improve daily function. No new treatments are given—this is purely observa…

This study tests a portable MRI machine to look for brain injury in patients who have had a cardiac arrest. Researchers will scan the brain multiple times over several days to see how injuries change. The goal is to make brain imaging available at hospitals without specialized sc…

This study looks at whether a special heart MRI can help predict future heart attacks, strokes, or other serious heart problems in people with ischemic heart disease. Researchers will review medical records from 1,000 adults who have already had this MRI. The goal is to better un…

This study follows 700 patients who received ECMO after cardiac arrest to find out what predicts survival and good brain function. Researchers will also check if pre-primed ECMO machines work safely and how patients fare years later. The goal is to help doctors choose the right p…

This study looks at blood markers related to inflammation and clotting in people with brain oxygen deprivation from stroke or bleeding. Researchers will compare these markers between patients with brain hypoxia and those without. The goal is to see if these markers are linked to …

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 uses special ultrasound techniques to look at blood flow and tissue stiffness in the brains of newborn babies. Researchers will scan about 100 infants who are less than 7 months old and being treated in the hospital for conditions like lack of oxygen or stroke. The goa…

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 looks at how emergency departments handle patients who have had a transient ischemic attack (TIA), also known as a mini-stroke. Researchers will review records of 300 adults diagnosed with TIA in 2024 to see if the care they received—like tests and treatments—matched t…

This early study is testing whether a robot can help doctors perform delicate brain blood vessel procedures, such as angiography, embolization, and thrombectomy. Ten patients scheduled for these standard procedures will have them done using a robotic system instead. The main goal…

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 observational study enrolls 5,000 adults hospitalized with acute coronary syndrome in Italy. Researchers will track how often doctors follow European quality indicators, like timely artery-opening procedures and proper discharge medications. Participants are followed for 12 …

This study follows 65 infants who had a stroke around birth, tracking their brain development and motor skills over two years. Researchers use MRI scans, brain stimulation, and movement tests to find markers of recovery. The goal is to understand how the brain heals, which could …

This study looks at whether a nurse-led transitional care program helps stroke survivors and their caregivers after leaving the hospital. About 130 stroke survivors, their caregivers, and healthcare workers in Tanzania will take part. The program includes face-to-face sessions an…

This study looks at how people feel and function after surviving a severe abdominal emergency called acute mesenteric ischemia. Researchers will ask 100 adults treated at Strasbourg University Hospitals between 2010 and 2022 to fill out a quality-of-life questionnaire. The goal i…

This study tests a new device that continuously measures pressure in the leg to detect a dangerous condition called compartment syndrome in patients on ECMO. ECMO patients are often sedated and cannot report symptoms, making diagnosis difficult. The device may help doctors diagno…

This study compares standard 2D X-ray imaging with a 3D imaging technique called OCT during leg artery procedures. About 166 adults with blocked leg arteries will be randomly assigned to one of two groups. The goal is to see if OCT helps doctors place stents and inflate balloons …

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 whether a follow-up CT scan of the heart's arteries (coronary CT angiography) one year after stent placement can reduce major heart problems like heart attacks or death compared to usual care. It will enroll 3,500 high-risk patients who have had stents placed …

This study is working to create better methods for evaluating how children with and without stroke or cerebral palsy use their arms and hands. Researchers will observe 80 children, including those with perinatal stroke and typically developing infants, using video and play-based …

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 aims to find better ways to detect acute mesenteric ischemia, a condition where blood flow to the intestine is blocked, causing severe pain and damage. Researchers will analyze blood samples and CT scans from 556 adults with sudden abdominal pain to identify early biom…

This study looks at whether people having urgent heart catheterization need to fast beforehand. 400 patients with chest pain or mild heart attacks will be randomly assigned to either fast as usual or eat and drink normally. Researchers will measure comfort and safety to see if sk…

This study tests a new, non-invasive device that measures oxygen levels in the brains of newborns at risk for brain injury. Researchers will compare readings from babies receiving cooling therapy, those with brain injury not getting cooling, and healthy newborns. The goal is to s…

This study follows 60 infants at high risk for Cerebral Visual Impairment (CVI), a brain-based vision problem often missed until later childhood. Researchers will collect data from clinical exams, brain scans, and vision tests up to 24 months of age. The goal is to create a model…

This study looks at 570 people with chronic coronary syndrome (chest pain or shortness of breath due to narrowed heart arteries). Participants with abnormal blood flow on a PET scan will be randomly assigned to either immediate heart catheterization or a 3-month delay, while both…

This study is looking for biological markers (biomarkers) in blood, urine, spinal fluid, and other samples that could help predict who will have a stroke and how they will recover. Researchers will follow 7,000 people with and without ischemic cerebrovascular disease for up to 4 …

This study is testing a mobile app called GeriKit to gather more information about older adults (75+) with ischemic heart disease. Researchers want to see if the app helps them better understand patients' health and outcomes, like hospital readmission or quality of life. About 15…

This study is checking if a blood test called high-sensitive troponin I can detect heart damage in people having leg surgery with a nerve block. Researchers will measure troponin levels during surgery and at 24 and 48 hours after. The goal is to see if this test can help predict …

This study reviews medical records of 200 adults who came to the ER with a heart attack or unstable chest pain. It compares what happens when patients get two blood thinners (aspirin plus another) in the ER versus waiting to give the second one in the catheterization lab. The goa…

This study looks at how often antiphospholipid syndrome (APS) occurs in people aged 65 and older who have had a stroke or mini-stroke. Researchers will test blood for specific antibodies linked to APS, including some newer ones not yet standard. The goal is to better understand A…

This study will follow 500 people who have had a stroke and also have atrial fibrillation (an irregular heartbeat). Some were taking blood thinners when they had their stroke, others were not. Researchers want to understand why blood thinners fail in some patients, by looking at …

This observational study will use combined PET/MR scans to measure blood flow and glucose metabolism in the brains of 200 people with severe carotid artery narrowing. Participants have already had a mini-stroke or stroke in the past year. The goal is to develop better imaging mar…

This study watches 250 adults who are unconscious after a cardiac arrest to see if early brain tests can predict when they will wake up. Researchers use tools like EEG and ultrasound to monitor the brain. The goal is to find reliable signs of recovery, not to test a new treatment…

This study is collecting information from 3,000 people who receive a special drug-coated balloon to open blocked heart arteries. The goal is to see how effective and safe the balloon is in real-world use, including for different types of blockages and patient conditions. Research…

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 a new bedside device called CardiAQ MCG that measures the heart's magnetic fields to detect blocked arteries (ischemia). Researchers will enroll 150 adults scheduled for heart catheterization to see if the device can accurately predict heart attack status. T…

This study looks at whether using special tools to measure blood flow and take ultrasound images during leg bypass surgery can help predict how well the graft will work over time. It involves 450 people with severe leg artery disease who are having a vein bypass below the knee. T…

This study looks at 1,600 people who recently had a heart attack to see if a common blood test (the neutrophil-to-lymphocyte ratio, or NLR) can help predict who is at higher risk of dying or having another heart problem within 6 months. Researchers will measure NLR from blood sam…

This study is building a large registry of people who have had a stroke and still have symptoms. The goal is to connect them with researchers studying new ways to improve recovery. No treatments or tests are given—just observation and data collection.

This study offers genome sequencing to 25 newborns diagnosed with HIE (a severe brain condition from lack of oxygen at birth) who are receiving cooling therapy. Researchers want to find out how often genetic changes cause or contribute to HIE. The goal is to help doctors decide w…

This study tests whether a simple clinical score can help doctors decide when to safely remove breathing tubes from brain-injured patients who are still unconscious. The trial will include 660 adults with acute brain injuries who have been on a ventilator for more than 48 hours. …

This observational study tests a new physical exam method to reliably find joint motion problems in healthy adults and people hospitalized with stroke or TIA. Researchers will compare motion patterns between groups and see if motion issues relate to quality of life after stroke. …

This study follows 130 patients with disorders of consciousness after stroke, traumatic brain injury, or oxygen deprivation. Researchers will use brain scans, electrical tests, and regular check-ups to find factors that might predict if and when patients regain consciousness. The…

This study tests two anesthetic drugs, sufentanil and remifentanil, in 92 people having brain bypass surgery. The goal is to see which drug better prevents dangerously low blood pressure during the operation. Researchers will also monitor heart rate and the need for additional bl…

This study compares four different anesthesia techniques during sinus surgery to see which one keeps the brain safest and provides the best surgical conditions. Researchers will measure brain injury markers in the blood and rate bleeding during surgery. 150 adults undergoing sinu…

This study will follow 10,000 people who come to a clinic in Davos, Switzerland for cardiac rehabilitation after a heart attack, surgery, or other heart problem. Researchers will collect health data, blood samples, and genetic information to understand what helps people recover b…

This study is testing colchicine, an anti-inflammatory drug, in 380 people who have had a heart attack or unstable angina. Researchers want to understand why some patients respond well and others don't, by looking at their genes, proteins, and other markers. The goal is to build …

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 tracking 1,000 adults with psoriasis to see how their skin condition relates to heart disease. Researchers will use blood tests and heart imaging to find early signs of heart problems. The goal is to better understand why people with psoriasis have higher rates of h…

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 looks at how modern, minimally invasive lung cancer surgery affects the heart's electrical signals. Researchers will monitor 100 adults before, during, and after surgery to see if temporary changes occur. The goal is to better understand the heart stress caused by the …

This study aims to understand why heart disease develops differently in women compared to men. Researchers will measure inflammation markers and hormone levels in 6,000 women with chest pain. They hope to uncover how female sex hormones and inflammation interact to influence hear…

This study looks at 80 critically ill ICU patients who need tube feeding. Doctors will use a bedside ultrasound to measure blood flow in the gut artery after feeding starts. The goal is to see if changes in blood flow can predict gut injury, so feeding can be adjusted to be safer…

This study will measure a protein called BD-tau in the blood of 100 people who have had an acute ischemic stroke. Researchers will take blood samples every hour for 48 hours to see how the protein levels change over time. The goal is to better understand brain injury patterns and…