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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



allogeneic stem cell transplantation  listen  (A-loh-jeh-NAY-ik stem sel tranz-plan-TAY-shun)

  A procedure in which a person receives blood-forming stem cells (cells from which all blood cells develop) from a genetically similar, but not identical, donor. This is often a sister or brother, but could be an unrelated donor.

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Drawing of stem cells being removed from a patient or donor. Blood is collected from a vein in the arm and flows through a machine that removes the stem cells; the remaining blood is returned to a vein in the other arm.
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Drawing of a health care provider giving a patient treatment to kill blood-forming cells. Chemotherapy is given to the patient through a catheter in the chest.
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Drawing of stem cells being given to the patient through a catheter in the chest.