Pheochromocytoma is the disease of:: (A) Pituitary gland, (B) Adrenal medulla, (C) Pancreas, (D) Adrenal cortex
Answer is B. b. Adrenal medulla(Ref: Nelson's 20/e p 2227-2729, Ghai 8/e p 525)Pheochromocytoma is a neoplasms of chromaffin cells in medulla that release catecholamines.