* Leukemia is a cancer of blood cells.
* While the exact cause (s) leukemia is unknown, risk factors have been identified.
* Leukemia is grouped by how quickly the disease develops (acute or chronic) as well as by the type of blood cell that is affected (lymphocytes or myelocytes). Four main types of leukemia including acute lymphocytic leukemia (ALL), chronic lymphocytic leukemia (CLL), acute myelocytic leukemia (AML) and chronic myelocytic leukemia (CML).
* People with leukemia are at significantly increased risk of infection to develop, anemia, and bleeding. Other symptoms and signs include easy bruising, weight loss, night sweats, and unexplained fever.
* The diagnosis of leukemia is supported by findings on medical history and examination, and blood samples examined and bone marrow under a microscope.
* Treatment of leukemia depends on the type of leukemia, certain features of the leukemia cells, the level of disease, and medication history, and the age and health of patients.
* Most patients with leukemia treated with chemotherapy. Some patients may also have radiation therapy and / or bone marrow transplantation.
* There is no known way to prevent leukemia.
* The prognosis of leukemia depends on several factors, including patient age, type of leukemia, and how far the cancer has spread.
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