Soft Tissue Facts Flashcards

1
Q

Another name for EMA is. . .

A

MUC1

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2
Q

Perineurioma nuclei are. . .

A

. . . plate-shaped!

Oval in one section, spindled in another

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3
Q

S100 in Schwannoma, neurofibroma, perineurioma

A

Schwannoma: S100 positive
Neurofibroma: S100 positive
Perineurioma: S100 negative

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4
Q

Malignant diagnoses that can occasionally look like a perineurioma on biopsy

A

Low grade fibromyxoid sarcoma
Dermatofibrosarcoma protuberans

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