Neuromuscular

Cap Myopathy


Cap Pathology: General


Gomori trichrome stain

 
Caps: Dark regions (arrow) at the edge of muscle fibers
  Stain with Gomori trichrome, H&E, VvG & Desmin

VvG stain

H & E stain


NADH stain

NADH stain
Caps
  No staining on ATPase pH 9.4 or NADH

ATPase pH 9.4 stain

ATPase pH 9.4 stain

Caps: Desmin staining

Desmin Immunocytochemistry
Desmin: Present in caps

Desmin Immunocytochemistry

Cap: Subsarcolemmal accumulation of filaments

From: R Schmidt

Return to Cap myopathy

4/19/2021