This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'A young women with secondary amenorrhea and galactorrhea. MRI shows a tumour of < lOmm diameter in the pituitary fossa. Treatment is: \nSelect and explain. \nA. Hormonal therapy for withdrawal bleeding, B. Radiotherapy, C. Chemotherapy, D. Bromocriptine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is D (Bromocriptine): Secondary Amenorrhea and galactorrhea in a young women with evidence of microadenoma (tumor I Omm) in the pituitary fossa suggest a diagnosis of prolactinoma. Oral dopamine agonists (Dopamine or Cabergoline) are the treatment of choice for patients with prolactinomas.', 'role': 'assistant'}]