Endocrine Abstracts

Background: Pituitary adenomas (PA) and pheochromocytomas/paragangliomas (PCC/PGL) are the main components of MEN1 and MEN2, respectively. Although the presence of both tumors (3P association, 3PAs) in the same patient could be as a result of coincidence, at least in some cases, a common pathogenic mechanism has been involved. Recently has been confirmed that germline mutations in genes coding succinate dehydrogenase (SDH) play a role in pituitary tumorigenesis. Furthermore, M...