Brian Leber MDCM FRCPC


Chronic Lymphocytic Leukemia (CLL)

Chronic lymphocytic leukemia (CLL) is a type of cancer that causes the body to produce large numbers of white blood cells (lymphocytes). These lymphocytes, called leukemia cells, cannot fight infection very well. When leukemia cells build up in the blood and bone marrow, there is less room for healthy blood cells. This…

Hairy Cell Leukemia

Hairy cell leukemia is a very rare cancer that causes the body to make too many white blood cells (lymphocytes). Hairy cell leukemia has this name because the lymphocytes look hairy under a microscope. When leukemia cells build up in the blood and bone marrow, there is less room for healthy blood cells. This can cause…

Leukemia

What is leukemia? Leukemia is cancer of the blood cells. It starts in the bone marrow, the soft tissue inside most bones. Bone marrow is where blood cells are made. White blood cells help your body fight infection. Red blood cells carry oxygen to all parts of your body. Platelets help your blood clot. When you have…