Pathology Flashcards

1
Q
  • Biphasic - Antoni A and Antoni B areas
  • Verocay bodies (nuclear palisading around fibrillary process)
  • Elongated and wavy cells
A

Schwannoma

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2
Q

Schwannoma stains

A

Positive:
S100, EMA (highlights perineural fibroblasts), laminin, veimentin, type 4 collagen

Negative:
Keratin, neurofilament, Desmin, SMA

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