彩超诊断胎儿脐带绕颈假阳性原因分析  

Analysis on false-positive cases of fetal umbilical cord around the neck diagnosed by color doppler ultrasound

作　　者：蒋益民[1] 张军连[1] 

机构地区：[1]镇江医学院附属东方医院超声科,江苏212001

出　　处：《放射学实践》2003年第8期603-604,共2页Radiologic Practice

摘　　要：目的 :回顾性分析彩超诊断的胎儿脐带绕颈假阳性病例 ,探讨误诊原因。方法 :确定统一诊断标准及检查时间 ,对胎儿行彩色多普勒超声检查 ,诊断有无脐带绕颈并与临床结果对照。结果 :共诊断胎儿脐带绕颈 3 92例 ,其中假阳性3 6例。结论 :彩超诊断胎儿脐带绕颈产生假阳性的原因复杂 ,可以有针对性地采取规避措施 ,进一步提高诊断准确率。Objective:False positive cases of umbilical cord around the neck (UCAN) diagnosed by color Doppler ultrasound (CDU) were analyzed retrospectively,to study the causes of misdiagnosis.Methods:Fetus were examined by CDU under the same diagnostic standard and the rated period to find the existence of UCAN.All the results were compared with clinical facts.Results:36 false positive cases were confirmed in 392 cases of UCAN diagnosed by CDU.Conclusion:In diagnosing UCAN by CDU,complex false positive causes are found,and some of them can be avoided.This was useful in improving the accuracy rate further.

关 键 词：彩超诊断 胎儿脐带绕颈假阳性 原因分析 误诊 诊断 

分 类 号：R445.1[医药卫生—影像医学与核医学]