This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Musculo Skeletal Disorders, Subject name: Pediatrics
In which of the following disease the given appearance of calves is seen? 
Select and explain. 
A. Spinal muscular dystrophy, B. Muscular dystrophy, C. Myopathy, D. Peripheral neuropathy
B: Muscular dystrophy
Answer: B: Muscular dystrophy 
Explanation: Ans. B. Muscular dystrophy* The given image shows Pseudohypertrophy of the calves. This is characteristic of Duchenne Muscular dystrophy.* In DMD due to the weakness of proximal thigh muscles there is compensatory hypertrophy of the distal calf muscle.* This is pseudo hypertrophy as there is only a deposition of fat and connective tissue and not true hypertrophy of muscles.