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: Radiology
[{'content': 'X-ray features of hypoparathyroidism are the following except – \nSelect and explain. \nA. Osteosclerosis, B. Calvarial thickening, C. Subperiosteol resorption, D. Subcutaneous calcification', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Subperiosteal resorption is seen in hyperparathyroidism (not hypoparathyroidism).\nOsteosclerosis, calvarial thickening, and subcutaneous calcification may occur in hypoparathyroidism.', 'role': 'assistant'}]