Pheochromocytoma produces all except?: (A) Nor-epinephrine, (B) Secretin, (C) Vaso-active intestinal polypeptide, (D) Calcitonin
Answer is B. Pheochromocytoma secrets Norepinephrine VIP- Secretory diarrhea in pheochromocytoma is due to VIP, VIP opens water channels which result in development of secretory Diarrhea Calcitonin- Pheochromocytoma associated with MEN 2a syndrome MEN 2a - Medullary carcinoma of the thyroid(calcitonin), pheochromocytoma, parathyroid hyperplasia