Chronic lymphocytic leukemia
Also called: CLL
A type of cancer of the blood and bone marrow.
- Treatable by a medical professional
- Requires a medical diagnosis
- Lab tests or imaging always required
- Chronic: can last for years or be lifelong
B-cell chronic lymphocytic leukemia (CLL) develops from a type of white blood cell called B cells. It progresses slowly, usually affecting older adults.
Rare: Fewer than 200,000 US cases per year
Consult a doctor for medical advice
Sources: Mayo Clinic and others. Learn more
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Chronic lymphocytic leukemia (CLL) is a type of cancer of the blood and bone marrow — the spongy tissue inside bones where blood cells are made.
Chronic lymphocytic leukemia (CLL) is a type of cancer that starts from white blood cells (called lymphocytes) in the bone marrow. Learn more here.
Chronic lymphocytic leukemia (CLL). Is a type of blood cancer that begins in the bone marrow; Can progress either slowly or quickly depending on the form it ...
Chronic lymphocytic leukemia (CLL) is a type of cancer that starts in white blood cells (called lymphocytes) in the bone marrow. CLL mainly affects older adults ...
Chronic lymphocytic leukemia (CLL) is a type of blood cancer. It's the most common form of leukemia in adults. It happens when healthy white blood cells ( ...
Chronic lymphocytic leukaemia (CLL) is a cancer that affects the white blood cells called lymphocytes. It tends to develop very slowly.
CLL is a chronic (ongoing) disease that usually gets worse slowly. It often is present in the bone marrow, blood, and lymph nodes, and more rarely in organs.