MEN-1


Also found in: Acronyms.

Multiple endocrine neoplasia type 1 (MEN-1)

An inherited condition marked by multiple malignancies of the pituitary gland, parathyroid gland, and islet cells of the pancreas. About half of MEN-1 patients with pancreatic islet cell tumors will have gastrinomas, gastrin-producing tumors that lead to ulcer disease.
Mentioned in: Gastrinoma