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 person sustains head trauma leading to a transaction of pituitary stalk. All can be a consequence of this, except - \nSelect and explain. \nA. SIADH, B. Diabetes mellitus, C. Diabetes incipidus, D. Hyperprolactinemia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Pituitary gland does not control the secretion of insulin so it plays no role in diabetes mellitus.', 'role': 'assistant'}]