This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
[{'content': 'Thiazides diuretic causes all except \nSelect and explain. \nA. Hyperglycaemia, B. Increased calcium excretion, C. Useful in congestive hea failure, D. Decreased uric acid excretion', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Loop diuretics cause hypocalcemic by more excretion where as thiazides cause hypercalcemic by decreasing its excretion.', 'role': 'assistant'}]