Find NHLBI Clinical Trials

Search selected NHLBI-supported clinical trials and observational studies by condition, location, or age group. You can also view the complete list of NHLBI-funded studies at ClinicalTrials.gov.

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Showing 1 - 10 out of 23 results
Recruiting
Delaware
The purpose of this study is to identify the impact of estradiol (E2) on the mechanisms that regulate vascular endothelial function in peri-menopausal (PERI) women. This study is the first step in understanding factors contributing to endothelial dysfunction in women with advancing reproductive age and in response to E2 administration.
Adult
Accepting Healthy Volunteers
Female
Recruiting
Does your child have Down Syndrome? Did they have a complete atrioventricular septal defect (CAVSD) repair within the first year of their life? Researchers in this study are investigating how the
brain develops in children with Down Syndrome who have congenital heart disease. To participate, your child must be between 5 and 12 years old and have Down Syndrome. The study will enroll children who have congenital heart disease as well as children who do not have congenital heart disease. The study is taking place in locations in Delaware, Georgia, Indiana, Massachusetts, Michigan, Missouri, New York, Ohio, Pennsylvania, South Carolina, Texas, Utah, Washington, D.C., and Toronto, Canada
Child
Accepting Healthy Volunteers
Recruiting
Have you or your child been diagnosed with a blood disorder? If so, you (or they) may be able to participate in a clinical study where researchers are studying a type of infusion using cord blood. Participants can be of any age but must have a blood disorder diagnosed by their doctor. The study is taking place in locations in Alabama, Arizona, California, Colorado, Delaware, Florida, Georgia, Illinois, Indiana, Kentucky, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New York, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, Washington, Washington, D.C., West Virginia, and Wisconsin.
All Ages
Recruiting
Are you scheduled for a stem cell transplant with cord blood? This study will assess the safety and effectiveness of certain cord blood transplants. The study will help researchers learn the best methods for collecting, storing, and using cord blood in transplants. To participate in this study, you must have a disorder that compromises your body’s ability to make blood cells. This study is located in Bethesda, Maryland.
All Ages
Recruiting
Are you 75 years old or older and interested in participating in a clinical trial where researchers are studying whether statins, which are often used to treat high cholesterol, can help improve heart and brain health. To participate, you cannot have cardiovascular disease or dementia. The study is taking place at locations in Alabama, Arizona, Arkansas, California, Connecticut, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, Nevada, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Utah, Virginia, West Virginia, Wisconsin, and Puerto Rico.
Older Adult
Accepting Healthy Volunteers
Recruiting
Missouri
Nebraska
Are you interested in participating in clinical research about ultrasounds? Ultrasounds are one of the most common ways to take images of the inside of your body. In some cases, something called a contrast agent is injected through an IV to make your organs even more visible during the ultrasound. Researchers in this clinical trial are comparing a new type of contrast agent to the current type used in ultrasounds. Participants must be 19 years old and considered to be generally healthy. The study is taking place in Kansas City, Missouri, and Omaha, Nebraska.
Adult, Older Adult
Accepting Healthy Volunteers
Recruiting
This observational trial studies whether respiratory viruses are the cause of lung disease (bronchiolitis obliterans syndrome [BOS] or graft-versus-host disease of the lung) and changes in lung function in patients who have received a donor stem cell transplant. Patients with chronic graft-versus-host disease (cGVHD) are at higher risk of developing BOS. Studies have also shown that patients who had a respiratory viral illness early after their transplant are at higher risk of developing lung problems later on. Patients who are at risk and who already have BOS might benefit from being monitored more closely. Spirometry is a way of assessing a patient's lung function and is often used to diagnose lung disease. Spirometry measured at home with a simple handheld device may reduce the burden of performing pulmonary function testing at a facility and potentially help patients get their lung disease diagnosed and treated sooner.
All Ages
Recruiting
Washington
Are you an adult with congenital heart disease? If so, you may be able to participate in a clinical trial where researchers are testing a program for stress management for people with congenital heart disease. Participants must be 18 years old and have complex congenital heart disease. To participate, you must also receive care in the University of Washington health system. The study is
taking place in Seattle, Washington.
Adult, Older Adult