成红细胞增多症是在出生前发生的一种溶血性贫血,是经胎盘而来的母体同种抗体破坏胎儿红细胞引起的,又叫新生儿溶血症,可发生于胎儿期或新生儿早期,常在妊娠晚期(孕28周)以后通过B超发现。成红细胞增多症胎儿尸体国内报道较少,现将我院2例B超发现胎儿异常引产后经胎儿尸体证实为胎儿成红细胞增多症报告如下。 Polycythemia is a hemolytic anemia that occurs before birth, is caused by the placenta of maternal alloantibodies destroy fetal red blood cells, also known as neonatal hemolytic disease, can occur in the fetal or early neonatal, often In the third trimester of pregnancy (28 weeks pregnant) after the discovery by B ultrasound. Rhesus polycythemia fetal corpses less reported in our hospital now 2 cases of fetal abnormalities found in fetus after fetus confirmed by fetal corpses as fetal polycythemia reported as follows.