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双胎妊娠发生率逐年增加,双胎妊娠畸形的发生率较单胎高,特别是单卵双胎畸形发生率更高,随着超声技术的发展,超声检查在双胎妊娠管理中也发挥着越来越重要的作用。由于妊娠风险不同区分单卵双胎与双卵双胎特别重要,双胎绒毛膜性的判定具有较强的时效性,早孕期超声检查的准确性可达100%,中晚孕阶段通过超声管理,监测胎儿生长发育情况以及可早期发现双胎特有的并发症,如:双胎输血综合征、选择性宫内生长受限、联体双胎等。随着医学的发展,宫内治疗成为可能,通过超声检查可提示临床进行相应的治疗和处理。
The incidence of twin pregnancy increased year by year, the incidence of twin pregnancy malformations than singleton high, especially monozygotic twins higher incidence of deformity, with the development of ultrasound technology, ultrasound examination in twin pregnancy management also play More and more important role. Due to the different risk of pregnancy, monozygotic twins and twins are particularly important, the determination of twins chorionicity has a strong timeliness, the accuracy of early pregnancy ultrasound examination up to 100%, the stage of pregnancy by ultrasound management , Monitoring fetal growth and development as well as the early identification of complications unique to twins, such as: twin transfusion syndrome, selective intrauterine growth restriction, conjoined twins and so on. With the development of medicine, intrauterine therapy becomes possible, which can prompt clinical treatment and treatment through ultrasound.