IHC stains for tumors Flashcards

1
Q

chromogranin and synaptophysin

A

NE cells > SCCL, carcinoid, neuroblastoma

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2
Q

cytokeratin

A

epithelial cells

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3
Q

desMin

A

Muscle > any tumor w/ myo

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4
Q

GFAP

A

neuroGlia (astrocytes, Schwann cells, oligodendrocytes) > astrocytoma, Glioblastoma

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5
Q

neurofilament

A

neurons > neuronal tumors (i.e. neuroblastoma)

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6
Q

S100

A

neural crest cells > melanoma, schwannoma, Langerhans cell histiocytosis

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7
Q

TRAP

A

tartrate-resistant acid phosphatase > HCL

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8
Q

viMEntin

A

MEsenchymal tissue (fibroblasts, endothelial, macrophages) > MEsenchymal tumors like sarcoma, but also endoMEtrial CA, RCC, MEningioma

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