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目的探讨“四切面”法筛查胎儿严重先天性心脏病的研究价值。方法应用超声四腔心切面、左室流出道切面、右室流出道切面和三血管切面对孕18-24w的30000例胎儿进行严重先天性心脏病筛查,严重先天性心脏病经超声心动图复查及羊水或脐血染色体核型分析,引产标本基因芯片检测分析。结果 “四切面”法检出胎儿先天性心脏病220例,其中简单型47例(21.4%),简单型中漏诊室间隔缺损8例(17.0%),复杂型173例(18.6%),漏诊3例(1.7%)伴心外畸形8例(3.6%)。结论 “四切面”法联合筛查对产前诊断胎儿复杂型严重心脏病具有重要的临床价值及较高的敏感性,是预防和控制先天性心脏病胎儿出生的有效措施,具有较好的实用意义。
Objective To investigate the value of the “four-sided” method in screening fetus with severe congenital heart disease. Methods Serious congenital heart disease screening was performed on 30,000 fetuses with gestational age 18-24w by using four-chamber echocardiography, left ventricular outflow tract section, right ventricular outflow tract section and tri-vessel section. Serious congenital heart disease was diagnosed by echocardiography Figure review and amniotic fluid or cord blood chromosome karyotype analysis, abortion specimens gene chip detection analysis. Results There were 220 cases of congenital heart disease in fetus, of which 47 cases were simple (21.4%), 8 cases (17.0%) were simple missed cases, 173 cases were complicated (18.6%), , Missed diagnosis in 3 cases (1.7%) with malformations in 8 cases (3.6%). Conclusion “Four-slice ” method combined screening for prenatal diagnosis of fetal complicated serious heart disease has important clinical value and high sensitivity, is an effective measure to prevent and control the birth of fetus with congenital heart disease, with better Practical significance.