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
[{'content': 'True about MEN-Ia) | VMA in urineb) | Calcitoninc) Hypergastrinemiad) Hyperprolactinaemiae) | Ca2 \nSelect and explain. \nA. abc, B. ad, C. bc, D. acd', 'role': 'user'}, {'content': 'Answer: D \nExplanation: | VMA is seen in - pheochromocytoma Hypergastrinemia seen in - Pancreatic islet cell hyperplasia or adenoma (Gastrinoma) Hyperprolactinemia is seen d/t - Pituitary adenoma (Prolactinoma)', 'role': 'assistant'}]