Background: People with von Hippel-Lindau (VHL) can have problems with a variety of organs, such as the pancreas. The disease can cause tumors of the pancreas. This can result in life-threatening complications. Researchers want to learn more about these pancreatic tumors and how to better detect them. This may help them design better future treatment and care for people with VHL disease. Objective: To better understand VHL disease that affects the pancreas and to test whether adding a certain type of scan (68-Gallium DOTATATE PET/CT) can further detect tumors. Eligibility: People ages 12 and older with VHL that causes tumors and cysts to grow in the pancreas Design: Participants will be screened with their medical records and imaging studies. Participants will have an initial evaluation: Participants will have their body examined by different doctors. This will depend on what types of symptoms they have. Participants will have blood and urine tests Participants will have images made of their body using one or more machines: They made have a CT or PET/CT scan in which they lie on a table that moves through a big ring. They may have an MRI in which they lie on a table that moves into a big tube. They may have an ultrasound that uses a small stick that produces sound waves to look at the body. After the first visit, participants will be asked to return to the NIH. Some of the tests performed at the first visit will be repeated. Depending on their disease status, visits will be once a year or every 2 years for life.
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Characterization of the natural and clinical histories of VHL pancreatic neuroendocrine tumors and cystic lesions
Timeframe: 15 years