Hairy cell leukemia - 1.

Hairy cell leukemia - 1.
#00001209
Author: John Lazarchick
Category: Lymphoma: Mature B-cell and Plasma cell Neoplasms > Splenic lymphomas > Hairy Cell Leukemia
Published Date: 12/01/2010

A bone marrow aspirate on a patient presenting with pancytopenia is shown. Large groups of pale-appearing cells with abundant agranular cytoplasm and benign-appearing nuclei are seen. These cells were CD19-, CD20-, CD11c-, and CD103-positive consistent with a diagnosis of hairy cell leukemia.