Listeria monocytogenes Infection in Hairy Cell Leukemia: A Case Report and Literature Review

Figure 2

Photomicrograph of blood leukemic B-lymphocytes in a man with treated hairy cell leukemia stained to demonstrate tartrate-resistant acid phosphatase. Rare lymphoid cells are weakly to moderately positive (Genoptix, Carlsbad, CA) (original magnification 400x).