This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Adrenal Gland, Subject name: Pathology
[{'content': 'A 45-year-old man with recent history of bizarre behavior is seen by a psychiatrist. On physical examination, the patient appears moderately obese with mild hypeension, facial acne, fat accumulation in the supraclavicular fossae. Laboratory studies demonstrate a neutrophilic leukocytosis, with a decrease lymphocytes and absence of eosinophils. There is a mild hypokalemia and mild metabolic alkalosis. The fasting serum glucose is within the reference range, but OGTT had glucose concentrations > 200 mg/dL. Laboratory studies show free urinary coisol of 156 mg/ 24 hours .Which of the following questions would be of most help in establishing a diagnosis? \nSelect and explain. \nA. Are you experiencing muscle weakness?, B. Are you experiencing shoness of breath?, C. Are you receiving coicosteroids for some other disease?, D. Do you have a family history of endocrine neoplasia?', 'role': 'user'}, {'content': 'Answer: C \nExplanation: - Given clinical features suggests the diagnosis of cushing syndrome - Most common cause of Cushing syndrome is chronic administration of coicosteroids in treatment of immunologic & inflammatory disorders. - Hence, asking the question given in option 3 helps in establishing diagnosis. - Muscle weakness (choice A) is a feature of Cushing syndrome but is nonspecific.', 'role': 'assistant'}]