This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chronic Kidney Disease & Diabetic Nephropathy, Subject name: Medicine
[{'content': 'Atrophic kidney with papillary calcification in a garland pattern is seen in? \nSelect and explain. \nA. TB, B. Analgesic nephropathy, C. Hypercalcemic nephropathy, D. Vesico-ureteric reflux', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Analgesic Nephropathy Long-term use of analgesic preparations containing phenacetin, aspirin, and caffeine Atrophic Kidney with Garland Pattern Because of decrease PG', 'role': 'assistant'}]