Chronic leukemia is an increase of abnormal white blood cells. It differs from
acute leukemia, and is categorized as myelogenous, lymphocytic or myeloproliferative.
Chronic leukemia may refer to:
*
Chronic myelogenous leukemia
*
Chronic lymphocytic leukemia
Chronic lymphocytic leukemia (CLL) is a type of cancer that affects the blood and bone marrow. In CLL, the bone marrow makes too many lymphocytes, which are a type of white blood cell. In patients with CLL, B cell lymphocytes can begin to colle ...
, including
Hairy cell leukemia
Hairy cell leukemia is an uncommon hematological malignancy characterized by an accumulation of abnormal B lymphocytes. The incidence of hairy cell leukemia (HCL) is 0.28-0.30 cases per 100,000 people in Europe and the United States and the pre ...
*
Myeloproliferative neoplasms including
polycythemia vera
In oncology, polycythemia vera (PV) is an uncommon myeloproliferative neoplasm in which the bone marrow makes too many red blood cells. Approximately 98% of PV patients have a JAK2 gene mutation in their blood-forming cells (compared with 0.1-0 ...
,
essential thrombocythemia,
primary myelofibrosis,
chronic neutrophilic leukemia , and
chronic eosinophilic leukemia.
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Leukemia