What causes low blood cell counts?
Cancer-related causes of low blood cell counts include: • Chemotherapy. Certain chemotherapy drugs can damage your bone marrow — the spongy material found in your bones. Your bone marrow makes blood cells, which grow rapidly, making them very sensitive to the effects of chemotherapy. Chemotherapy kills many of the cells in your bone marrow, but the cells recover with time. Your doctor can tell you whether your specific chemotherapy treatment and dose will put you at risk of low blood cell counts. • Radiation therapy. If you receive radiation therapy to large areas of your body and especially to the large bones that contain the most bone marrow, such as your pelvis, legs and torso, you might experience low levels of red and white blood cells. Radiation therapy is less likely to have a significant effect on your platelet count. • Cancers of the blood and bone marrow. Blood and bone marrow cancers, such as leukemia, attack different parts of your bone marrow. The cancerous cells can displ
