NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,177 terms related to cancer and medicine.
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- acute lymphocytic leukemia
- listen (uh-KYOOT LIM-foh-SIH-tik loo-KEE-mee-uh)
A type of leukemia (blood cancer) that comes on quickly and is fast growing. In acute lymphocytic leukemia, there are too many lymphoblasts (immature white blood cells) in the blood and bone marrow. Also called acute lymphoblastic leukemia and ALL.