Multiple endocrine neoplasia

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Multiple endocrine neoplasia, abbreviated MEN, refers to collection of different genetic abnormalities that lead to endocrine neoplasms.

Simple

MEN I

Memory device: 3 Ps.

MEN IIa/IIb (II/III)

  • Parathyroid adenoma.
  • Medullary thyroid carcinoma.
  • Pheochromocytoma.

Notes:

  • BOTH have parathyroid adenoma.
  • EACH has one below and one above the diaphragm.

Details

MEN IIa

  • Ganglioneuromatosis of the alimentary tract.[2][3]
    • Extra large nerves in GI tract.

Images:

References