1997
Increase of fetal hematocrit decreases the middle cerebral artery peak systolic velocity in pregnancies complicated by rhesus alloimmunization
Mari G, Rahman F, Olofsson P, Ozcan T, Copel J. Increase of fetal hematocrit decreases the middle cerebral artery peak systolic velocity in pregnancies complicated by rhesus alloimmunization. The Journal Of Maternal-Fetal Medicine 1997, 6: 206-208. PMID: 9260116, DOI: 10.1002/(sici)1520-6661(199707/08)6:4<206::aid-mfm3>3.0.co;2-n.Peer-Reviewed Original ResearchConceptsMiddle cerebral artery peak systolic velocityPeak systolic velocitySystolic velocityFetal hematocritTime of studyIntrauterine transfusionRed blood cellsFetal anemiaRhesus alloimmunizationGestational ageRh alloimmunizationDoppler ultrasoundBlood cellsHematocritAlloimmunizationPregnancyT-testP-valueDoppler measurementsStatistical comparisonTransfusionAnemiaDiagnosisIncrease of Fetal Hematocrit Decreases the Middle Cerebral Artery Peak Systolic Velocity in Pregnancies Complicated by Rhesus Alloimmunization
Mari G, Rahman F, Olofsson P, Ozcan T, Copel J. Increase of Fetal Hematocrit Decreases the Middle Cerebral Artery Peak Systolic Velocity in Pregnancies Complicated by Rhesus Alloimmunization. The Journal Of Maternal-Fetal Medicine 1997, 6: 206-208. DOI: 10.3109/14767059709161986.Peer-Reviewed Original ResearchMiddle cerebral artery peak systolic velocityPeak systolic velocitySystolic velocityFetal hematocritTime of studyIntrauterine transfusionRed blood cellsFetal anemiaRhesus alloimmunizationGestational ageRh alloimmunizationDoppler ultrasoundBlood cellsHematocritAlloimmunizationPregnancyT-testP-valueDoppler measurementsStatistical comparisonTransfusionAnemiaDiagnosis
1995
Diagnosis of fetal anemia with Doppler ultrasound in the pregnancy complicated by maternal blood group immunization
Mari G, Adrignolo A, Abuhamad A, Pirhonen J, Jones D, Ludomirsky A, Copel J. Diagnosis of fetal anemia with Doppler ultrasound in the pregnancy complicated by maternal blood group immunization. Ultrasound In Obstetrics And Gynecology 1995, 5: 400-405. PMID: 7552802, DOI: 10.1046/j.1469-0705.1995.05060400.x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnemia, HemolyticBlood Flow VelocityBlood Group AntigensCerebral ArteriesCordocentesisErythroblastosis, FetalFemaleFetal BloodGestational AgeHumansInfant, NewbornObserver VariationPregnancyProspective StudiesRetrospective StudiesRh IsoimmunizationROC CurveTransfusion ReactionUltrasonography, Doppler, ColorUltrasonography, Doppler, PulsedUltrasonography, PrenatalConceptsMiddle cerebral artery peak systolic velocityPeak systolic velocitySystolic velocityFetal anemiaGroup AAnemic fetusesMiddle cerebral artery peak systolic velocity valuesMiddle cerebral artery peak velocityFetal middle cerebral artery peak systolic velocityPeak systolic velocity valuesSystolic velocity valuesPeak velocityNormal mean valueAnemia riskNon-invasive methodGroup B.Prospective fashionFetal hematocritGroup BDoppler ultrasoundGroup CNormal fetusesAnemiaFetusesNormal values
1988
Pulsed Doppler flow-velocity waveforms before and after intrauterine intravascular transfusion for severe erythroblastosis fetalis
Copel J, Grannum P, Belanger K, Green J, Hobbins J. Pulsed Doppler flow-velocity waveforms before and after intrauterine intravascular transfusion for severe erythroblastosis fetalis. American Journal Of Obstetrics And Gynecology 1988, 158: 768-774. PMID: 2966585, DOI: 10.1016/0002-9378(88)90070-1.Peer-Reviewed Original ResearchConceptsLate transfusionDoppler flow velocity waveformsIntrauterine intravascular transfusionFlow velocity waveformsSevere erythroblastosis fetalisFirst transfusionIntrauterine transfusionSubsequent transfusionsErythroblastosis fetalisIntravascular transfusionIsoimmunized pregnanciesDoppler studiesMaternal circulationDoppler ultrasoundTransfusionNormal fetusesHematocrit changesLack of changeHematocritDoppler parametersFetusesRapid volumeHydropsPregnancyFetalis
1985
Fetal atrioventricular valve insufficiency associated with nonimmune hydrops: a two-dimensional echocardiographic and pulsed Doppler ultrasound study.
Silverman N, Kleinman C, Rudolph A, Copel J, Weinstein E, Enderlein M, Golbus M. Fetal atrioventricular valve insufficiency associated with nonimmune hydrops: a two-dimensional echocardiographic and pulsed Doppler ultrasound study. Circulation 1985, 72: 825-832. PMID: 3896564, DOI: 10.1161/01.cir.72.4.825.Peer-Reviewed Original ResearchConceptsAtrioventricular valve insufficiencyStructural heart diseaseNonimmune hydropsValve insufficiencyHeart diseaseLow colloid oncotic pressureFetal cardiac failureAtrioventricular valve regurgitationEarly neonatal periodColloid oncotic pressureCardiac ultrasound examinationDoppler ultrasound studiesM-mode echocardiographyEarly postnatal periodVenous hypertensionHydropic fetusesValve regurgitationCardiac failureSupraventricular tachyarrhythmiasNeonatal periodPoor prognosisEleven fetusesMode echocardiographyUltrasound examinationDoppler ultrasound