Leukemia

　　Definition

　　Leukemia is a group of bone marrow diseases involving an uncontrolled increase in white blood cells (leukocytes).

　　For information about a specific type of leukemia, see the following:

　　* hairy cell leukemia

　　* chronic myelogenous leukemia (CML)

　　* chronic lymphocytic leukemia (CLL)

　　* acute lymphocytic leukemia

　　* acute nonlymphocytic leukemia (AML)

　　See also leukemia resources.

　　Update Date: 6/2/2003

　　Updated by: Scott Howard, M.D., M.S., Department of Pediatric Hematology/Oncology, St. Jude Children's Research Hospital, Memphis, TN. Review provided by VeriMed Healthcare Network.