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 comparisonTransfusionAnemiaDiagnosis
1989
Pulsed Doppler flow-velocity waveforms in the prediction of fetal hematocrit of the severely isoimmunized pregnancy
Copel J, Grannum P, Green J, Belanger K, Hobbins J. Pulsed Doppler flow-velocity waveforms in the prediction of fetal hematocrit of the severely isoimmunized pregnancy. American Journal Of Obstetrics And Gynecology 1989, 161: 341-344. PMID: 2504040, DOI: 10.1016/0002-9378(89)90516-4.Peer-Reviewed Original Research
1988
Diagnostic fetal umbilical blood sampling in the management of isoimmunization
Reece E, Copel J, Scioscia A, Grannum P, DeGennaro N, Hobbins J. Diagnostic fetal umbilical blood sampling in the management of isoimmunization. American Journal Of Obstetrics And Gynecology 1988, 159: 1057-1062. PMID: 3142263, DOI: 10.1016/0002-9378(88)90412-7.Peer-Reviewed Original ResearchConceptsAntigen-positive fetusesFetal hemolytic diseaseFetal umbilical bloodManagement of isoimmunizationEarlier gestational ageMultiple invasive proceduresIsoimmunized pregnanciesFetal anemiaAntigen statusGestational ageUmbilical bloodHemolytic diseaseFetal bloodInvasive proceduresCurrent managementFetusesPreliminary reportPregnancyIsoimmunizationDiseaseManagement protocolDiagnosisBloodLittle riskTreatmentPulsed 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 volumeHydropsPregnancyFetalisThe reversal of hydrops fetalis by intravascular intrauterine transfusion in severe isoimmune fetal anemia
Grannum P, Copel J, Moya F, Scioscia A, Robert J, Winn H, Coster B, Burdine C, Hobbins J. The reversal of hydrops fetalis by intravascular intrauterine transfusion in severe isoimmune fetal anemia. American Journal Of Obstetrics And Gynecology 1988, 158: 914-919. PMID: 3284364, DOI: 10.1016/0002-9378(88)90094-4.Peer-Reviewed Original ResearchConceptsGm/dlIntrauterine intravascular transfusionIntravascular transfusionHematocrit levelsSurvival rateSevere respiratory distress syndromeReversal of hydropsOverall survival rateRespiratory distress syndromeTime of referralIntravascular intrauterine transfusionSevere erythroblastosis fetalisTotal proteinIntrauterine transfusionNeonatal morbidityErythroblastosis fetalisHydropic fetusesDistress syndromeFetal anemiaExchange transfusionNeonatal deathIntraperitoneal transfusionSevere erythroblastosisNewborn periodIntravascular treatment
1986
In Utero Exchange Transfusion by Direct Intravascular Injection in Severe Erythroblastosis Fetalis
Grannum P, Copel J, Plaxe S, Scioscia A, Hobbins J. In Utero Exchange Transfusion by Direct Intravascular Injection in Severe Erythroblastosis Fetalis. New England Journal Of Medicine 1986, 314: 1431-1434. PMID: 3702951, DOI: 10.1056/nejm198605293142207.Peer-Reviewed Original Research