This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid and electrolytes, Subject name: Medicine
[{'content': 'All are causes of acute hyponatremia except \nSelect and explain. \nA. TURP surgery, B. Exercise, C. Recent institution of thiazides, D. SIADH', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Causes of Acute Hyponatremia Iatrogenic Postoperative: premenopausal women Hypotonic fluids with cause of | vasopressin Glycine irrigation: TURP, uterine surgery Colonoscopy preparation Recent institution of thiazides Polydipsia MDMA ("ecstasy," "Molly") ingestion Exercise-induced Multifactorial, e.g., thiazide and polydipsia Ref: Harrison 19e pg: 301', 'role': 'assistant'}]