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': 'True about pseudo - pseudo hypoparathyroidism \nSelect and explain. \nA. High PTH level, B. Normal serum calcium level, C. Both, D. None', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Both Pseudo and pseudo - pseudo hypoparathyroid are congenital disorder where tissues are resistant to action of PTH. Impoant clinical features are sho fouh and fifth metacarpal and metatarsal. Mental retardation is a feature in pseudo hypoparathyroid serum PTH levels are high and serum calcium levels are low. But pseudo-pseudo hypoparathyroid serum PTH is high but serum calcium level are normal.', 'role': 'assistant'}]