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: Orthopaedics
Non-neoplastic lesions simulating bone tumour are all except? 
Select and explain. 
A. Fibrous dysplasia, B. Bone island, C. Bone infarct, D. Hurler syndrome
D: Hurler syndrome
Answer: D: Hurler syndrome 
Explanation: Fibrous dysplasia, bone island and bone infarct are the non-neoplastic conditions which may simulate a primary bone tumour.