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': "Multiple Punched out lesions on skull X-Ray is found in: \nSelect and explain. \nA. Down's, B. HyperParathyroidism, C. Multiple Myeloma, D. All", 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Multiple myeloma Features Disease Multiple punched out lesions Multiple myelomaQ Hair on end skull vault ThalessemiaQ, Sickel cell Anemia Erosion of dorsum sella Raised ICT (earliest & most common) Silver Beaten app. of vault Raised ICT Sunray calcification with spicules Meningioma', 'role': 'assistant'}]