leukoerythroblastic reaction

leukoerythroblastic reaction

An ↑ in the peripheral blood of immature RBCs, ie normoblasts, and immature granulocytes, metamyelocytes and bands, which may be associated with metastatic cancer, hematopoietic malignancy, hemolytic anemia, Gaucher's disease, polytrauma, BM infiltration by various processes, including infection–eg, fungal, viral, TB, sarcoidosis, histiocytosis, hypoxia;13 of Pts with LER have no known underlying disease. Cf Leukemoid reaction.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.