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': 'Unilateral elevation of diaphragm is commonly due to: \nSelect and explain. \nA. Obesity, B. Large liver, C. Scoliosis, D. Congenital causes', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C.)Scoliosis. Causes of Unilateral Elevation of Diaphragm: Unilateral elevation of Diaphragm occurs more commonly in left side as compared to right side. Also,the most common cause is acquired Phrenic nerve palsy. So,looking to the above discussion,Scoliosis may be the correct answer.', 'role': 'assistant'}]