双胎输血综合征是发生于单绒毛膜双胎的一种严重并发症,围产儿死亡率高,其发病机制与胎盘血管吻合有关,主要靠产前超声诊断,目前应用较多的治疗方法是羊水减量法和胎儿镜下选择性凝固吻合血管法,后者的存活率及对存活儿神经系统的影响均优于前者,具有较好的发展前景。 Twin twin transfusion syndrome is a single serious complications occurred in single chorionic twins, perinatal mortality is high, the pathogenesis of placental vascular anastomosis, mainly by prenatal ultrasound, the current application of more treatment is Amniotic fluid reduction and fetus selective coagulation anastomosis vascular law, the latter survival rate and the survival of the nervous system are better than the former, with good prospects for development.