超声检测胎儿脐动脉血流对预测帆状胎盘孕妇预后的价值.pdf

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1、·326·临床超声医学杂志2015年5月第17卷第5期JClinUltrasoundinMed．May2015．Vo1．17。No．5·Il盘床研究·超声检测胎儿脐动脉血流对预测帆状胎盘孕妇预后的价值初航马琳摘要目的超声检测胎儿脐动脉血流对预测帆状胎盘孕妇预后的价值。方法95例单胎妊娠合并帆状胎盘孕妇，根据妊娠结局分为妊娠结局良好组5l例和不良组44例；孕检正常的孕妇100例为对照组，应用脉冲多普勒获得胎儿脐动脉收缩末期峰值与舒张末期峰值的比值(s／D)，测量阻力指数。结果妊娠结局不良组脐动脉S／D和阻力指数高于对照组及妊娠结局良好组

2、(P<0．05)。随着胎儿脐动脉S／D增高，胎儿分娩周数提前，胎儿妊娠结局不良率增高。S／D<3时，胎儿宫内情况良好；S／D为3～4时，胎儿预后不良率约29．4％，其中以轻度不良为主；S／D>4时，胎儿预后不良率87．5％。结论超声提示帆状胎盘时，胎儿脐动脉血流参数对监测胎儿官内情况及预测胎儿妊娠结局具有一定的临床价值。关键词超声检查；帆状胎盘；脐动脉[中图法分类号]R445．1；R714．56[文献标识码]AValueofumbilicalarterybloodflowdetectedbyultrasonographytopredi

3、cttheoutcomeofvelamentousplacentaChuHang，MaLinDepartmentofUltrasound，theAfiliatedHospitalofHebeiUnionUniversity，Tangshan063200，ChinaABSTRACTObjectiveToexplorethevalueofumbilicalartery(UA)bloodflowdetectedbyultrasonographytopredicttheoutcomeofvelamentousplacenta．MethodsN

4、inety-fivepuerperastIlsingletonpregnancyandvelamentousplacentaweredividedintogoodoutcomegroup(51cases)andadverseoutcomegroup(44cases)．Onehundredpuerperaswithnormalpregnancytestwereincludedasthecontrolgroup．ColorDopplerultrasonographywereperformedtopresenttheblood-flowin

5、gparametersoffetalumbilicalartery(UA)invelamentousplacentaandmiddlecerebralartery(MCA)．Theratioofpeaksystolicvelocityandenddiastolicvelocity(S／D)werecalculated．Andtheresistanceindex(RI)wasmeasllred．ResultsTheS／I)andRIoffetalumbilicalartery(UA)inadverseoutcomegroupwerehi

6、gherthanthoseingoodoutcomegroupandthecontrolgroups(P<0．0s)．TherateofadverseoutcomeriseastheUAS／Dincreasingandthegestationalweekswassho~ened．WhentheS／Dwaslessthan3，thefetalintrauterineconditionwasprettygood．Therateofadversepregnancyoutcomewas29．4％whentheS／Dwasbetween3and

7、4，andthemainadverseoutcomewasmild．WhentheS／Dwasabove4，therateofadversepregnancyoutcomewasupto87．5％．ConclusionTheblood-flowingparametersinumbilicalartery(UA)detectedbyultrasonographycanprovideclinicalvalueinmonitoringthefetalintrauterineconditionandpredictingthedegreeofa

8、dversepregnancyoutcome．KEYWORDSUltrasonography；Velamentousplacenta；Umbilicalartery帆状胎盘是指脐带附着在胎膜上，羊膜与绒毛膜之资料与方法间