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: Surgery
[{'content': "All are diagnostic features of osteomalacia except: March 2011 \nSelect and explain. \nA. Increased serum calcium, B. Increased alkaline phosphatase, C. Proximal myopathy, D. Looser's zone", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A: Increased serum calcium Serum findings of osteomalacia include 1) low serum calcium, 2) low phosphates and 3) high alkaline phosphatase', 'role': 'assistant'}]