肺动脉血流频谱特征在胎儿法洛四联症诊断中的应用价值.pdf

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1、肺动脉血流频谱特征在胎儿法洛四联症诊断中的应用价值EffectivenessofApplicationofthePulmonaryArteryFlowSpectrumFeaturesinDiagnosisofTOFFetuses仉晓红’，孙东生。，王海燕’，【摘要】目的探讨肺动脉血流频谱特征在胎儿法洛四联症(TOF)诊断中的应用价值。方法选取21刘传玺0例肺动脉发育不良的TOF胎儿作为病例组，46例孕周基本相同的正常胎儿作为对照组，测量其肺动1．山东大学附属千佛山医院超声科，脉内径各参数和肺动脉主干血流频谱参数。结果病例组肺动脉主干血流频谱特征为：射血时间、山东济南250

2、014；2．章丘市中医院加速时间和减速时间均缩短，流速时间积分缩小，与对照组相比差异有统计学意义(P<0．01)；超声科，山东章丘250200；3．山东省峰值流速增加，肺动脉主干与主动脉最大血流速度比值增加，与对照组相比差异有统计学意义立医院心内科，山东济南250021(P<0．01)；主动脉最大血流速度无明显增加，与对照组相比差异无统计学意义(P=0．22>0．05)。结论TOF胎儿的肺动脉主干血流频谱具有特征性表现，可为该病的诊断提供依据。[关键词】法洛四联症；肺动脉主干血流频谱；血流速度；超声诊断仪Abstract：ObjectiveToanalyzetheefec

3、tivenessofapplicationofthepulmonaryarteryflowspectrumfeaturesindiagnosisofTOF(TetralogyofFallot)fetuses．MethodsAltogether21casesofTOFfetuseswithpulmonaryarterydysplasiaweretakenasExperimentGroup；while，46casesofhealthyfetusesinthesimilarpregnantweekswereselectedasControlGroup．Theinnerdiame

4、tersofpulmonaryarteriesandthemainpulmonaryZHANGXiao—hong。．arteryflowspectrumweremeasuredinbothgroups．ResultsThefeaturesofthemainpulmonaryarteryflowSUNDong-sheng，spectrumrevealedinExperimentGroupincludedshorterACT(AccelerationTime)，DT(DecelerationTime)，ETWANGHal—yan’LIUChuan—xi。．(EjectionT

5、ime)andsmallerVTI(Velocity—TimeIntegra1)thanthoseofControlGroup，whichwereofstatistical1．Department0fUltraS0und，significance‘P<0．01)；moreover，theincreasedpeakflowvelocityandpercentagebetweenPVmax(PulmonaryQianfoshanHospitalAffiliatedtoVelocityMaximum)andAVmax(ArteryVelocityMaximum)alsoshow

6、edstaticallysignificantdifferencesShandongUniversity,JinanShandongbetweentwogroups(P0．05)．ConclusionThepulmonaryarteryflowspectrumofUltrasound，Zhang

7、qiuHospitalofTOFfetusescoulddemonstrateitscharacteristicfeaturesandprovidefoundationsfordiagnosisofthedisease．ChineseTraditionalMedicine，ZhangqiuKeywords：tetralogyoffallot；mainpulmonaryarteryflowspectrum；bloodflowvelocity；uhrasonographShandong250200，China；3．Departme