Who Can Have Sickle Cell Trait? People of different ethnic backgrounds can have sickle cell trait. These include Hispanics, Greeks, Italians, East Indians, Saudi Arabians, Asians, Syrians, Turks, Cypriots, Sicilians, Caucasians, and others. African Americans have the highest rate of sickle cell disease and sickle cell trait in the U.S. About one in every 400 [...]
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