Definitions for "Chronic myeloid leukemia"
A slowly progressing blood and bone marrow disease that usually occurs during or after middle age, and rarely occurs in children. Most types of CML have a genetic defect called the Philadelphia chromosome that causes the constant production of abnormal white blood cells.
See: Chronic myelogenous leukemia.
a disease that progresses more slowly than acute myeloid leukemia and that is caused by the presence of too many underdeveloped white blood cells (lymphoblasts) in the blood or bone marrow