HEALTH TOPICS 
Acute Lymphocytic Leukemia (ALL) in Adults
What Is It?
Acute lymphocytic leukemia (ALL) is a type of leukemia. Leukemia is a cancer of the blood or bone marrow. ALL is also known as acute lymphoblastic leukemia and acute lymphoid leukemia.
ALL is a cancer of the body's blood-making system. Blood cells are produced in the bone marrow, the soft, inner part of bones.
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