What is leukemia? The term leukemia comes from the Greek words for "white" ( leukos) and "blood" (haima). Leukemia is a cancer (an abnormal growth of cells) .
Leukemia is cancer of the blood cells. Get the facts on leukemia (cancer of the bone marrow, blood) symptoms, survival rates, diagnosis, causes, signs, types .
Symptoms may vary depending on whether you have an acute or chronic type of leukemia. Learn about the symptoms of leukemia.