Sickle Cell Disease (SCD): Types, Symptoms & Causes - Cleveland Clinic
https://my.clevelandclinic.org/health/diseases/12100-sickle-cell-disease
WebAug 3, 2023 · Sickle cell disease affects the hemoglobin within your red blood cells. A genetic mutation causes abnormal hemoglobin to clump together, causing the red blood cells to turn sickle shaped. These sickle-shaped cells cause blockages in your blood flow, which can lead to anemia, pain, infections and severe complications.
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