Acquired primary ovarian failure

This study at the National Institutes of Health is looking at 1,000 adults with known or suspected hormone gland (endocrine) disorders. The goal is to better understand these conditions and help train doctors. Participants may receive tests, treatments, or surgery as part of thei…

This study collects and stores ovarian tissue from females aged 4 to 35 who choose to freeze a sample before cancer treatment that could harm their fertility. Researchers will also gather medical data and annual surveys for up to 30 years. The goal is to build a national database…

This study enrolls up to 15,000 children with known or suspected endocrine or metabolic disorders, along with their family members. Researchers will collect medical records, blood, saliva, and other samples to identify genetic changes linked to these conditions. The goal is to be…

This study enrolls adults with known or suspected endocrine (hormone gland) disorders, such as diabetes or thyroid disease, to help researchers learn more about these conditions. Participants will undergo medical exams, blood and imaging tests, and possibly genetic testing. The m…

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 creating a huge collection of ultrasound images from the uterus and ovaries. Researchers will gather scans from 25,000 women, both healthy and with gynecological conditions, during routine checkups. The goal is to build a database that doctors and artificial intelli…