Childhood Acute Lymphoblastic Leukemia »
Childhood acute lymphoblastic leukemia (ALL) is a type of cancer in which the
bone marrow makes too many lymphocytes (a type of white blood cell).
Childhood acute lymphoblastic leukemia (also called acute lymphocytic
leukemia or ALL) is a cancer of the blood and bone marrow. This type of cancer
usually gets worse quickly if it is not treated. It is the most common type of
cancer in children.
Normally, the bone marrow makes blood stem cells (immature cells) that
develop into mature blood cells over time. A blood stem cell may become a
myeloid stem cell or a lymphoid stem cell.
The myeloid stem cell develops into one of three types of mature blood cells:
- Red blood cells that carry oxygen and other materials to all tissues of the
body.
- Platelets that help prevent bleeding by causing blood clots to form.
- Granulocytes (white blood cells) that fight infection and disease.
The lymphoid
stem ce...
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