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denervation (neurogenic atrophy)
Neuro Notes


This 66-year-old patient presented with complaints of asymmetric distal lower extremity weakness. Their past medical history was significant for atrial…

grouped atrophy, neuro notes, neuropathology
Neuro Notes

Grouped Atrophy

This skeletal muscle biopsy shows grouped atrophy, which is a finding characteristic of denervation. This morphologic alteration indicates the presence…

By Kelly Mrachek, MD