This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pathology
MEN I syndrome has all manifestations Except 
Select and explain. 
A. Hyperparathyroidism, B. Zollinger-Ellison syndrome, C. Prolactinoma, D. Medullary cancer thyroid
D: Medullary cancer thyroid
Answer: D: Medullary cancer thyroid 
Explanation: Medullary carcinomas of the thyroid occur in MEN 2A and 2BMEN-1 is characterized by abnormalities involving the parathyroid (primary hyperparathyroidism), pancreas (Endoctine tumours like gastrinoma, insulinoma) and pituitary glands (prolactinoma)Robbins pathology 9e pg:1136