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Denervated Neuromuscular Junctions
Clinical History:Muscle biopsy from this 40-year-old patient showed morphologic and enzyme histochemical features of denervation.What abnormality is seen in the…
Neuromuscular junction in 60-year-old patient
Clinical History:Muscle biopsy was performed on this 60-year-old patient to evaluate for subjective complaints of muscle weakness. Several small intramuscular…
Neuromuscular Junction (NMJ)
Clinical HistoryThis 15-year-old patient presented with complaints of progressive muscle weakness. Muscle biopsy was performed. A few small intramuscular nerve…
NMJ Neonatal Muscle
This 6-week old baby presented with hypotonia at birth. What are the structures indicated by arrows in Figures #1 and #2?A.…
Neuromuscular Junction Thick Section
This 60-year-old patient presented with muscle weakness and ptosis. Laboratory studies reported normal CPK and negative myositis autoantibody panel. Myasthenia…
Neuromuscular Junction
Muscle biopsy was performed on this 40-year-old patient who presented with proximal lower extremity muscle weakness and normal CPK. What is…
The Neuromuscular Junction
What is the dark staining structure? (Hint: note the small nerve twig associated with the structure).The neuromuscular junction (NMJ; AKA…
