Any of a group of diseases of the reticuloendothelial system involving uncontrolled proliferation of white blood cells (leukocytes). For information about a specific type of leukemia see one of the following:
chronic myelogenous leukemia (CML)hairy cell leukemiachronic lymphocytic leukemia (CLL)acute lymphocytic leukemiaacute nonlymphocytic leukemia (AML) chronic myelomonocytic leukemia See also Leukemia Resources .