This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Musculoskeletal  disorders, Subject name: Pediatrics
[{'content': 'En coup de sabre lesion is seen in ? \nSelect and explain. \nA. Neonatal lupus, B. Systemic JIA, C. Juvenile Dermatomyosistis, D. Juvenile Scleroderma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: En coup de Sabre lesion is seen in juvenile localized scleroderma (morphea) It appears as an indented , veical, colorless, line of skin on the forehead. The indentation looks as though the person may have struck (coup) by a sword (sabre) This lesion involves the scalp/or face; lesion can extend into the centra; nervous system, resulting in neurologic sequelae, which are most commonly seizures and headaches. Ref: nelson textbook of pediatrics 21st edition Pgno: 1286', 'role': 'assistant'}]