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Cytologically Yours: Unknowns: 201311: Case 4

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→‎Cytologic Features

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* <spoiler text="What extracellular material may be associated with this neoplasm?">

* Amyloid.</spoiler>

==Cytologic Features==

*Variable cytology/histology

*Polygonal, spindled, plasmacytoid

*Intranuclear pseudoinclusions

*Usually uniform, but can have some pleomorphism

*There may be red cytoplasmic granules on DiffQuik and the chromatin is often salt and pepper

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