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目的了解超声检查在出生缺陷干预工程中的重要性和必要性及进行孕期超声检查的注意事项。方法对东营区15 136名持生育证孕妇给予孕期免费B超检查的资料进行分析。结果 B超检查出异常胎儿93例,总检出率为6.14‰,其中畸形胎儿62例,死胎31例;孕5～6月检出畸形胎儿26例,占总畸形胎儿的47.2%。结论超声检查方便经济、准确率高,对母婴无损伤,成产前检查常规的、重要的、不可替代的首选方法。是降低新生儿出生缺陷发生率的重要手段之一。
OBJECTIVE To understand the importance and necessity of ultrasound in the engineering of interventions for birth defects and precautions for conducting ultrasound during pregnancy. Methods The data of 15 136 pregnant women who gave birth certificate in Dongying District were given free B ultrasound during pregnancy. Results 93 cases of abnormal fetal B ultrasound examination, the total detection rate was 6.14 ‰, of which 62 cases of malformation fetus and 31 cases of stillbirth; pregnancy 5-6 months detected 26 cases of malformation fetus, accounting for 47.2% of the total deformity fetus. Conclusion Ultrasound examination is convenient and economical, with high accuracy rate and no damage to maternal and infant. It is a routine, important and irreplaceable preferred method for prenatal examination. Is to reduce the incidence of birth defects one of the important means.