Terminology for Increases or Decreases in Hematopoietic Cells in Blood Cell typeDecreasedIncreased Erythrocytes Anemia Erythrocytosis Reticulocytes Reticulopenia Reticulocytosis Leukocytes Leukopenia Leukocytosis Neutrophils Neutropenia Neutrophilia Lymphocytes Lymphopenia Lymphocytosis Monocytes Monocytopenia Monocytosis ...