一、适应症:羊水胎儿造影法的适应症是:因母子Rh血型不合的胎儿溶血病而进行胎儿宫内输血前的准备和疑似胎儿畸形进行胎儿诊断。前者作为宫内胎儿输血前准备而进行胎儿羊水造影,如妊娠35周的胎儿羊水胆红素>0.3mg％则为溶血症;而后者几乎都是在合并急性羊水增多症时,为了诊断胎儿畸形做羊水胎儿造影。二、胎儿造影最佳期:注入羊水中的脂溶性造影 First, the indications: Amniotic fluid fetal imaging method indications are: due to maternal and child Rh blood group incompatibility of fetal hemolytic disease and fetal preparation for pre-fetal transfusion and suspected fetal malformations for fetal diagnosis. The former as intrauterine fetal transfusion before fetal amniotic fluid preparation, such as 35 weeks of gestation fetal amniotic fluid bilirubin> 0.3mg% is hemolytic; and the latter are almost all in the merger of acute amniotic fluid disease, in order to diagnose fetal malformation Amniotic fluid fetal imaging. Second, the best period of fetal imaging: injection of amniotic fluid liposolubinography