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: Medicine
[{'content': 'All of the following are features of pheochromocytoma except: \nSelect and explain. \nA. Hypeensive paroxysm, B. Headache, C. Ohostatic hypotension, D. Wheezing', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Clinical features of pheochromocytoma includes: Hypeension (usually paroxysmal; often postural drop of blood pressure), attacks with Pallor (occasionally flushing), palpitations, sweating, headache and anxiety, abdominal pain, vomiting, constipation, weight loss and glucose intolerance. Ref: Harrisons Internal Medicine, 18th Edition, Chapter 343 ; Current Medical Diagnosis and Treatment, 2012, Chapter 26', 'role': 'assistant'}]