2020
ISUOG Interim Guidance on 2019 novel coronavirus infection during pregnancy and puerperium: information for healthcare professionals
Poon LC, Yang H, Lee JCS, Copel JA, Leung TY, Zhang Y, Chen D, Prefumo F. ISUOG Interim Guidance on 2019 novel coronavirus infection during pregnancy and puerperium: information for healthcare professionals. Ultrasound In Obstetrics And Gynecology 2020, 55: 700-708. PMID: 32160345, PMCID: PMC7228229, DOI: 10.1002/uog.22013.Commentaries, Editorials and Letters
2019
Coding and Legal Issues in Obstetric and Gynecologic Ultrasound
Shwayder JM, Copel JA, Stohl H. Coding and Legal Issues in Obstetric and Gynecologic Ultrasound. Obstetrics And Gynecology Clinics Of North America 2019, 46: 853-862. PMID: 31677758, DOI: 10.1016/j.ogc.2019.07.012.Chapters
1999
A new splenic artery Doppler velocimetric index for prediction of severe fetal anemia associated with Rh alloimmunization
Bahado-Singh R, Oz U, Deren O, Pirhonen J, Kovanci E, Copel J, Onderoglu L. A new splenic artery Doppler velocimetric index for prediction of severe fetal anemia associated with Rh alloimmunization. American Journal Of Obstetrics And Gynecology 1999, 180: 49-54. PMID: 9914577, DOI: 10.1016/s0002-9378(99)70148-1.Peer-Reviewed Original ResearchConceptsMain splenic arterySevere fetal anemiaSevere anemiaHemoglobin deficitFetal anemiaSplenic arteryGestational ageDoppler velocimetric indicesDevelopment of hydropsNew Doppler indexVelocimetric indicesCase patientsDoppler indicesRh alloimmunizationRh sensitizationHealthy fetusesAnemiaFalse positive rateNoninvasive predictionDiastolic phaseAnemia detectionDoppler velocimetrySignificant correlationArteryCordocentesis
1998
New Down syndrome screening algorithm: Ultrasonographic biometry and multiple serum markers combined with maternal age
Bahado-Singh R, Oz A, Kovanci E, Deren O, Copel J, Baumgarten A, Mahoney J. New Down syndrome screening algorithm: Ultrasonographic biometry and multiple serum markers combined with maternal age. American Journal Of Obstetrics And Gynecology 1998, 179: 1627-1631. PMID: 9855608, DOI: 10.1016/s0002-9378(98)70036-5.Peer-Reviewed Original ResearchConceptsHumerus length measurementsSerum markersDown syndromeMaternal ageTriple screenHumerus lengthMultiple stepwise logistic regression analysisTriple-marker serum screeningSerum analytesStepwise logistic regression analysisScreening algorithmHigh-risk populationFetal Down syndromeMultiple serum markersDown syndrome screeningHuman chorionic gonadotropinLogistic regression analysisNew screening algorithmDown's syndrome screening efficiencyPrenatal Down syndrome screeningDown syndrome detectionFalse positive rateSerum screenSingleton fetusesUnconjugated estriol
1996
Obstetrics and gynecology ultrasound laboratory accreditation in the USA
Copel J. Obstetrics and gynecology ultrasound laboratory accreditation in the USA. Ultrasound In Obstetrics And Gynecology 1996, 7: 161-162. PMID: 8705404, DOI: 10.1046/j.1469-0705.1996.07030161.x.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
1991
Can umbilical artery pulsatility index predict the outcome of fetuses with structural heart disease?
Copel J, Hobbins J, Kleinman C. Can umbilical artery pulsatility index predict the outcome of fetuses with structural heart disease? Journal Of Ultrasound In Medicine 1991, 10: 323-326. PMID: 1895374, DOI: 10.7863/jum.1991.10.6.323.Peer-Reviewed Original ResearchConceptsCongenital heart diseaseElevated pulsatility indexPulsatility indexHeart diseaseUmbilical artery PI valuesUmbilical artery pulsatility indexUmbilical artery Doppler waveformsNormal PI valuesArtery pulsatility indexOutcome of fetusesStructural heart diseaseEnd-diastolic velocityWeeks' gestationFatal anomalyCHD fetusesAnomalous fetusesDoppler waveformsFatal diseaseFetusesNormal populationDiseasePI valuesGestationNormal chromosomesLesionsPerinatal outcome of fetal complete atrioventricular block: A multicenter experience
Schmidt K, Ulmer H, Silverman N, Kleinman C, Copel J. Perinatal outcome of fetal complete atrioventricular block: A multicenter experience. Journal Of The American College Of Cardiology 1991, 17: 1360-1366. PMID: 2016455, DOI: 10.1016/s0735-1097(10)80148-2.Peer-Reviewed Original ResearchConceptsComplete atrioventricular blockBeats/minStructural heart defectsAtrial isomerismAtrioventricular blockVentricular rateAV blockAtrial rateHeart defectsFetal complete atrioventricular blockDiscordant AV connectionsLeft atrial isomerismConnective tissue diseaseNormal cardiac anatomySecond-degree blockComplete AV blockComplex structural heart defectsSlow atrial rateAntinuclear antibodiesPerinatal outcomesAV connectionsMulticenter experienceClinical courseNeonatal deathTissue disease
1990
Does the umbilical artery systolic/diastolic ratio reflect flow or acidosis? An umbilical artery Doppler study of fetal sheep
Copel J, Schlafer D, Wentworth R, Belanger K, Kreitzer L, Hobbins J, Nathanielsz P. Does the umbilical artery systolic/diastolic ratio reflect flow or acidosis? An umbilical artery Doppler study of fetal sheep. American Journal Of Obstetrics And Gynecology 1990, 163: 751-756. PMID: 2206067, DOI: 10.1016/0002-9378(90)91062-h.Peer-Reviewed Original ResearchConceptsSystolic/diastolic ratioUmbilical artery systolic/diastolic ratioDiastolic ratioFetal sheepNormal systolic/diastolic ratioUmbilical artery Doppler studiesArterial blood gas levelsBlood gas levelsAcid-base statusArtery embolizationFetal oxygenationPlacental perfusionMaternal anesthesiaPlacental embolizationAcute modelDoppler studiesThird injectionUmbilical flowFourth injectionSubsequent embolizationDays gestationFirst injectionSecond injectionEmbolizationGreater magnitude changeInvasive Fetal Procedures
Grannum P, Copel J. Invasive Fetal Procedures. Radiologic Clinics Of North America 1990, 28: 217-226. PMID: 2404303, DOI: 10.1016/s0033-8389(22)01230-1.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
1989
Fetal Behavior in Preterm Premature Rupture of the Membranes
Goldstein I, Copel J, Hobbins J. Fetal Behavior in Preterm Premature Rupture of the Membranes. Clinics In Perinatology 1989, 16: 735-754. PMID: 2673615, DOI: 10.1016/s0095-5108(18)30629-8.Peer-Reviewed Original ResearchPulsed 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
The 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
Antenatal diagnosis and obstetric management of Dandy-Walker syndrome.
Pilu G, Romero R, De Palma L, Rizzo N, Jeanty P, Copel J, Bovicelli L, Hobbins J. Antenatal diagnosis and obstetric management of Dandy-Walker syndrome. The Journal Of Reproductive Medicine 1986, 31: 1017-22. PMID: 3543341.Peer-Reviewed Original ResearchConceptsDandy-Walker syndromeFetal neural axisPosterior fossa cystTermination of pregnancyReal-time ultrasound equipmentObstetric managementThird trimesterCongenital hydrocephalusFourth ventricleCerebellar vermisAntenatal diagnosisNeural axisNeurosurgical careOccipital meningoceleMajor causeDiagnosisSyndromeUltrasound equipmentTrimesterHydrocephalusPregnancyMeningoceleCasesVentricleVermis
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 ultrasoundDiagnosis of ectopic pregnancy: value of the discriminatory human chorionic gonadotropin zone.
Romero R, Kadar N, Jeanty P, Copel J, Chervenak F, DeCherney A, Hobbins J. Diagnosis of ectopic pregnancy: value of the discriminatory human chorionic gonadotropin zone. Obstetrics And Gynecology 1985, 66: 357-60. PMID: 3895079.Peer-Reviewed Original ResearchMeSH KeywordsAbortion, SpontaneousChorionic GonadotropinFemaleHumansPregnancyPregnancy, EctopicProspective StudiesUltrasonographyConceptsIntrauterine gestational sacEctopic pregnancyHuman chorionic gonadotropinGestational sacPredictive valueSerum hCG determinationsPercent of patientsPelvic ultrasound examinationMIU/mLNegative predictive valuePositive predictive valueHCG levelsIntrauterine gestationSerum levelsProspective studyMIU/Spontaneous abortionUltrasound examinationHCG concentrationsChorionic gonadotropinHCG determinationsPregnancyPatientsSacGestationSonographic monitoring to guide the performance of postabortal uterine curettage
Romero R, Copel J, Jeanty P, Reece E, Reiss R, Hobbins J. Sonographic monitoring to guide the performance of postabortal uterine curettage. American Journal Of Obstetrics And Gynecology 1985, 151: 51-53. PMID: 3881029, DOI: 10.1016/0002-9378(85)90422-3.Peer-Reviewed Original Research