This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology and breast, Subject name: Anatomy
True about MEN-Ia) | VMA in urineb) | Calcitoninc) Hypergastrinemiad) Hyperprolactinaemiae) | Ca2 
Select and explain. 
A. abc, B. ad, C. bc, D. acd
D: acd
Answer: D: acd 
Explanation: | VMA is seen in - pheochromocytoma Hypergastrinemia seen in - Pancreatic islet cell hyperplasia or adenoma (Gastrinoma) Hyperprolactinemia is seen d/t - Pituitary adenoma (Prolactinoma)