Source:http://linkedlifedata.com/resource/umls/id/C0023434
CSP: chronic leukemia characterized by morphologically mature but immunologically less mature lymphocytes; manifested by an abnormal accumulation of these cells in blood, bone marrow, and lymphatic tissue.,NCI: An indolent (slow-growing) cancer in which too many immature lymphocytes (white blood cells) are found mostly in the blood and bone marrow. Sometimes, in later stages of the disease, cancer cells are found in the lymph nodes and the disease is called small lymphocytic lymphoma.,MSH: A chronic leukemia characterized by abnormal B-lymphocytes and often generalized lymphadenopathy. In patients presenting predominately with blood and bone marrow involvement it is called chronic lymphocytic leukemia (CLL); in those predominately with enlarged lymph nodes it is called small lymphocytic lymphoma. These terms represent spectrums of the same disease.,MEDLINEPLUS: <p><a href='http://www.nlm.nih.gov/medlineplus/leukemia.html'>Leukemia</a> is cancer of the white blood cells. White blood cells help your body fight