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Editorial
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Volume 335:426-428 August 8, 1996 Number 6
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Bone Marrow Transplantation in Sickle Cell Anemia — The Dilemma of Choice

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The clinical complications of sickle cell anemia reflect the vascular damage caused by the abnormal red cells. Filled with hemoglobin S, sickle red cells obstruct and injure vessels when the abnormal hemoglobin polymerizes, is denatured, and releases toxic oxidants. The process insidiously affects vulnerable vascular beds in the spleen, brain, lung, kidney, eye, and heart. Except for the spleen and brain, where the complications may have a developmental component and arise in childhood, the compromise of most organs takes decades to develop. About 20 percent of deaths in sickle cell anemia occur in patients with chronic organ failure. The distressing, . . . [Full Text of this Article]

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