Multiple Endocrine Neoplasia Type 1 (MEN1) is a rare hereditary cancer syndrome associated with tumors in organs that control hormones such as
- Pituitary tumors
- Adrenal cortical tumors
- Tumors of the Islet cells of the pancreas
- Parathyroid tumors
- Carcinoid tumors and malignant Schwannoma (nerve cell tumors) are sometimes seen
Multiple Endocrine Neoplasia Type 2 (MEN2) is a rare hereditary cancer syndrome that involves
- Medullary thyroid cancer (MTC), a key feature of this syndrome
- Parathyroid cancer
- Pheochromocytomas, a tumor of the adrenal gland
- Mucosal neuromas, or "bumps" on tongue, lips, mouth
