A 35-year-old woman with a history of prior Cesarean section (C-section) now presents at 39 weeks of gestation for repeat C-section. A sample (ethylenediaminetetraacetic acid [EDTA] anticoagulant) is submitted to the blood bank for type and screen along with an order for two units of red blood cells (RBCs). The patient has no history of prior transfusion.
KeywordsHemolytic disease of the fetus/newborn Lewis antibodies Lewis blood group
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