In leukemia, the presence of predominantly mature malignant cells is classified as: __________.

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Chronic leukemia is characterized by the presence of predominantly mature malignant cells, whereas acute leukemia is characterized by predominantly immature cells. Myeloid and lymphoid leukemia refer to the type of cell affected (myeloid cells vs lymphoid cells). Myeloid metaplasia is a different disorder altogether, characterized by the formation of fibrous tissue in the bone marrow.

In Leukemia, the Presence of Predominantly Mature Malignant Cells Is