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目的探讨单绒毛膜双胎异常的产前超声诊断的应用价值。方法对我院2010年1月至2014年12月确诊的单绒毛膜双胎的产前超声进行分析,结合相关资料,与临床随访结果对照。结果 138例单绒毛膜双胎中,异常28例,占20.3%。胎儿畸形9例,占6.5%:联体双胎畸形2例,无脑儿1例,开放性脊柱裂伴脊膜膨出1例,先天性心脏畸形5例;并发症19例,占13.8%:无心畸胎3例,双胎输血综合征9例,脐带缠绕1例,选择性宫内生长受限5例,贫血-多血序列征1例。双胎之一死亡2例,双胎均死亡4例。结论产前超声在单绒毛膜双胎异常诊断、临床干预时机选择、改善围产儿结局有重要应用价值。
Objective To investigate the value of prenatal ultrasound diagnosis of single chorionic twins. Methods The prenatal ultrasound of single chorionic twins diagnosed in our hospital from January 2010 to December 2014 were analyzed. The data were compared with the clinical follow-up results. Results 138 cases of single chorionic twins, abnormal in 28 cases, accounting for 20.3%. Fetal deformity in 9 cases, accounting for 6.5%: twin deformity in 2 cases, no brain children in 1 case, open spina bifida with meningocele in 1 case, congenital heart malformation in 5 cases; complications in 19 cases, accounting for 13.8% : 3 cases without cardiac teratogenesis, 9 cases with twin blood transfusion syndrome, 1 case with umbilical cord entanglement, 5 cases with selective intrauterine growth restriction and 1 case with anemia-blood disorder. One of the twins died in 2 cases and both died in 4 cases. Conclusion Prenatal ultrasound in the diagnosis of single chorionic twins, timing of clinical intervention to choose, to improve the outcome of perinatal children have an important value.