Synonym: Wermer's syndrome
Multiple endocrine neoplasia type 1 (MEN1) is a rare hereditary endocrine cancer syndrome characterised primarily by tumours of the parathyroid glands (95% of cases), endocrine gastroenteropancreatic tract - eg, gastrinomas, insulinomas and carcinoid tumours (30-80% of cases) - and anterior pituitary - eg, prolactinomas (15-90% of cases).1 2 3
This is a companion discussion topic for the original article at https://patient.info/doctor/endocrine-disorders/multiple-endocrine-neoplasia-type-1-men1