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Histiocytes with emperipolesis; H&E; 200X objective.

Histiocytes with emperipolesis; H&E; 200X objective.
#00062988
Author: Vanessa Kimiko Martin Hoang, DO,MMSc; Le Aye, DO
Category: Myeloid Neoplasms and acute leukemia (WHO 2016) > Mastocytosis > Systemic Mastocytosis (SM)
Published Date: 04/13/2020

Aggregate of foamy histiocytes and small lymphocytes.  Occasional histiocytes display emperipolesis.