2001
Changes in fetal hemodynamics with ritodrine tocolysis
Gokay Z, Ozcan T, Copel J. Changes in fetal hemodynamics with ritodrine tocolysis. Ultrasound In Obstetrics And Gynecology 2001, 18: 44-46. PMID: 11489225, DOI: 10.1046/j.1469-0705.2001.00453.x.Peer-Reviewed Original ResearchConceptsMiddle cerebral arteryTime-velocity integralFetal heart ratePulsatility indexHeart rateRitodrine infusionCerebral arteryUmbilical arteryVelocity integralEffects of ritodrineLeft cardiac outputDoppler pulsatility indexCerebral blood flowFetal cardiovascular systemRitodrine therapyPreterm laborDuctus arteriosusFetal hemodynamicsRenal arteryRitodrine tocolysisCardiac outputThoracic aortaDoppler waveformsAtrioventricular valveBlood flow
2000
Noninvasive Diagnosis by Doppler Ultrasonography of Fetal Anemia Due to Maternal Red-Cell Alloimmunization
Mari G, Deter R, Carpenter R, Rahman F, Zimmerman R, Moise K, Dorman K, Ludomirsky A, Gonzalez R, Gomez R, Oz U, Detti L, Copel J, Bahado-Singh R, Berry S, Martinez-Poyer J, Blackwell S. Noninvasive Diagnosis by Doppler Ultrasonography of Fetal Anemia Due to Maternal Red-Cell Alloimmunization. New England Journal Of Medicine 2000, 342: 9-14. PMID: 10620643, DOI: 10.1056/nejm200001063420102.Peer-Reviewed Original ResearchMeSH KeywordsBlood Flow VelocityBlood Group IncompatibilityCordocentesisErythroblastosis, FetalErythrocytesFemaleFetal BloodGestational AgeHemoglobinsHumansInfant, NewbornIsoantibodiesMiddle Cerebral ArteryPregnancyPregnancy Complications, HematologicProspective StudiesReference ValuesRh IsoimmunizationROC CurveSensitivity and SpecificityUltrasonography, Doppler, PulsedUltrasonography, PrenatalConceptsMaternal red cell alloimmunizationRed cell alloimmunizationMiddle cerebral arterySystolic blood flowCerebral arteryBlood flowSevere anemiaFetal anemiaDoppler ultrasonographyNormal fetusesHemoglobin concentrationFetal middle cerebral arteryPeak velocityFetal hemoglobin concentrationAbsence of hydropsPeak systolic velocityGestational ageModerate anemiaSystolic velocityHemoglobin valuesMild anemiaInvasive techniquesAlloimmunizationAnemiaArtery
1998
Arterial and venous Doppler velocimetry in the severely growth‐restricted fetus and associations with adverse perinatal outcome
Ozcan T, Sbracia M, d'Ancona R, Copel J, Mari G. Arterial and venous Doppler velocimetry in the severely growth‐restricted fetus and associations with adverse perinatal outcome. Ultrasound In Obstetrics And Gynecology 1998, 12: 39-44. PMID: 9697283, DOI: 10.1046/j.1469-0705.1998.12010039.x.Peer-Reviewed Original ResearchMeSH KeywordsBlood Flow VelocityCerebral ArteriesFemaleFetal Growth RetardationFetusHumansInfant, NewbornPregnancyPregnancy OutcomePrognosisPulsatile FlowReference ValuesSensitivity and SpecificitySignal Processing, Computer-AssistedSurvival RateUltrasonography, Doppler, ColorUltrasonography, PrenatalUmbilical ArteriesUmbilical VeinsConceptsAdverse outcome parametersAdverse perinatal outcomesGrowth-restricted fetusesOutcome parametersApgar scorePerinatal outcomesDuctus venosusPerinatal deathNeonatal intensive care unitSevere intrauterine growth restrictionDuctus venosus Doppler velocimetryAbnormal Doppler velocimetryVenous Doppler velocimetryVenous Doppler waveformsRespiratory distress syndromeMiddle cerebral arteryRetinopathy of prematurityIntensive care unitIntrauterine growth restrictionDays of lifeOnly significant parameterApgar valuesPeriventricular leukomalaciaDistress syndromeFetal demise
1996
Is the fetal brain‐sparing effect a risk factor for the development of intraventricular hemorrhage in the preterm infant?
Mari G, Abuhamad A, Keller M, Verpairojkit B, Ment L, Copel J. Is the fetal brain‐sparing effect a risk factor for the development of intraventricular hemorrhage in the preterm infant? Ultrasound In Obstetrics And Gynecology 1996, 8: 329-332. PMID: 8978007, DOI: 10.1046/j.1469-0705.1996.08050329.x.Peer-Reviewed Original ResearchConceptsMiddle cerebral artery pulsatility indexCerebral artery pulsatility indexBrain-sparing effectArtery pulsatility indexIntrauterine growth restrictionIntraventricular hemorrhagePulsatility indexPreterm laborAntenatal exposureGestational ageMean birth weightNeonatal intraventricular hemorrhageRespiratory distress syndromeMiddle cerebral arteryFirst postnatal weekApgar scoreCesarean sectionNecrotizing enterocolitisPreterm infantsBrain sparingDistress syndromeWeeks' gestationCerebral arteryIUGR fetusesDoppler studies
1995
Umbilical artery flow velocity waveforms in monoamniotic twins with cord entanglement.
Abuhamad A, Mari G, Copel J, Cantwell C, Evans A. Umbilical artery flow velocity waveforms in monoamniotic twins with cord entanglement. Obstetrics And Gynecology 1995, 86: 674-7. PMID: 7675410, DOI: 10.1016/0029-7844(95)00210-i.Peer-Reviewed Case Reports and Technical NotesConceptsUmbilical artery velocity waveformsFlow velocity waveformsCord entanglementMonoamniotic twinsVelocity waveformsUltrasonographic evidenceWeeks' gestationUmbilical artery flow velocity waveformsDoppler flow velocity waveformsMiddle cerebral arteryFetal-placental circulationTwin membersUmbilical cord entanglementAntepartum managementDoppler findingsCerebral arteryHemodynamic alterationsAntepartum periodUmbilical vesselsGestationPregnancyArteryFetuses