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: Pharmacology
[{'content': "Chronic thiazide therapy causes persistent hypercalcemia due to - \nSelect and explain. \nA. Renal tubular acidosis, B. Fanconi's syndrome, C. Hypervitaminosis D, D. Hyperparathyroidism", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. is d i.e., Hyperparathyroidism o Chronic thiazide therapy causes hypercalcemia because it enhances the parathyroid mediated increase of Ca reabsorption.', 'role': 'assistant'}]