Orthopaedics A radiolucent defect in bone that is a cause of a pathologic fracture and nocturnal pain in the legs in children is A A fibrous coical defect B An aneurysmal bone cyst C Fibrous dysplasia D An eachondroma 💡 Explanation A radiolucent defect in bone that is a cause of a pathologic fracture and nocturnal pain in the legs in children is ✓ Correct Answer: A. A fibrous coical defect