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': 'Best Investigation of choice for a lesion of the temporal bone is which of the following? \nSelect and explain. \nA. X-ray, B. USG, C. CT, D. MRI', 'role': 'user'}, {'content': 'Answer: C \nExplanation: CT scan is preferred over MRI to visualize the bony architecture. Thus any lesion in the temporal bone is characterised by a CT scan. The extent of osseous destruction brought about by the lesion is visualized in a multi-planar CT. Ref: Textbook of Neurosurgery By Prakash Narain Tandon, Ravi Ramamuhi; pages 365 - 368; Neurologic Differential Diagnosis By Marco Mumenthaler; pages 5 - 6.', 'role': 'assistant'}]