Sickle cell anemia - Symptoms & causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/sickle-cell-anemia/symptoms-causes/syc-20355876
WebDec 22, 2022 · In sickle cell anemia, some red blood cells are shaped like sickles or crescent moons. These sickle cells also become rigid and sticky, which can …
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