Chronic lymphocytic leukemia (CLL) affects cells that become lymphocytes. Monitoring the number of lymphocytes in the blood is important for many aspects of this form of cancer. A healthy adult ...
Lymphocytosis means you have a higher-than-usual lymphocyte count, often defined as more than 3 to 4 billion cells per liter of blood. Lymphocytes are white blood cells that help fight disease. Smudge ...