Cancerbackup: What is leukaemia?
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Leukaemia is a cancer of the bone marrow. It affects the cells in the bone marrow that produce white blood cells.
The four main types of leukaemia are acute lymphoblastic (ALL), acute myeloid (AML), chronic lymphocytic (CLL) and chronic myeloid (CML).
Each type has its own characteristics and treatment.
Content last reviewed: 01 October 2006
Page last modified: 19 February 2007
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