Florid hemophagocytosis by benign histiocytes in conjunction with extensive subtle bone marrow infiltration by aggressive natural killer cell-leukemia/lymphoma in bone marrow core biopsy specimen.
Reproduced with permission from: Armitage JO, Mauch PM, Harris NL, et al. Non-Hodgkin Lymphomas, 2nd ed, Lippincott Williams & Wilkins, Philadelphia 2010. Copyright © 2010 Lippincott Williams & Wilkins.
www.lww.com.
