This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of Muscle and Muscular Dystrophies, Subject name: Pediatrics
[{'content': 'All of the following are associated with proximal muscle weakness EXCEPT: - \nSelect and explain. \nA. Spinomuscular atrophy, B. Duchenis muscular dystrophy, C. Polymyositis, D. Myotonic dystrophy', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' is myotonic dystrophy The general rule in that:Myopathies have proximal muscle weakness.neuropathies have distal muscle weakness.Myotonic dystrophy is an exception to this general rule and mainly involves the distal muscles.", 'role': 'assistant'}]