Chronic myelogenous leukemia
Chronic myelogenous leukemia (CML), also known as chronic myeloid leukemia, is a cancer of the white blood cells. It is a form of leukemia characterized by the increased and unregulated growth of myeloid cells in the bone marrow and the accumulation of these cells in the blood.
Source: Wikipedia — Chronic myelogenous leukemia (CC BY-SA 4.0)