All are involved MEN type II A except
MEN2A or Supple syndrome constitutes pheochromocytoma : Adrenal medullary carcinoma :thyroid Parathyroid hyperplasia. It is due to germline mutation of RET proto oncogene . Pituitary abnormalities are seen in MEN1.
parathyroid
Adrenal
Thyroid
Pituitary
Endocrinology