Chronic lymphocytic leukemia (CLL) and prolymphocytic leukemia (PLL) are types of blood cancer. They develop in types of white blood cells called B cells or T cells, or the precursors to these cells.

Chronic myeloid leukemia (CML) and chronic lymphocytic leukemia (CLL) are two different types of leukemia. Both conditions affect white blood cells. CML affects a type of white blood cell called ...

Chronic lymphocytic leukemia (CLL) is a type of blood cancer that affects white blood cells called lymphocytes. There are many types of leukemia, and CLL is a common type in adults. This type of ...