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Washington University Experience | MUSCLE | Neuromuscular Junction | 4A1A (Case 4) EM 013 - Copy
Case 4 History ---- The patient is a 70-year-old man with a history of polymyositis with PL-12 antibody positivity, treated with chronic prednisone and complicated by interstitial lung disease. ---- 4A1A An extensive NMJ with junctional folds oriented in a typical manner with the muscle fiber and its specialized sarcolemma on the left. (electron micrograph)
