This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General Surgery, Subject name: Surgery
[{'content': "All of the following are features of Grave's disease except: \nSelect and explain. \nA. More common in males, B. Tremor, C. pretibial myxoedema, D. Intolerance to heat", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Characteristic feaures Thyrotoxicosis Ophthalmopathy Dermopathy Aka Pretibial myxedema Acropachy Gynecomastia Most commonly seen in Female', 'role': 'assistant'}]