||H&E stain on paraffin section Any myopathic features? Abnormal accumulations?||
||H&E stain on frozen section||
||Periodic Acid Schiff (PAS) stain for glycogen (also stains glycolipids and glycoproteins) Notice any abnormal accumulation?||
||Periodic Acid Schiff (PAS) stain for glycogen AFTER pretreatment with amylase to digest glycogen What does this stain tell you about the nature of the accumulated substance?|
||Phosphorylase (Myophosphorylase) histochemistry on PATIENT The lack of reaction is real||
||Phosphorylase (Myophosphorylase) histochemistry on a NORMAL CONTROL Activity is indicated by brown/purple deposit|
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