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
1989
Fetal cardiac output in the isoimmunized pregnancy: A pulsed Doppler-echocardiographic study of patients undergoing intravascular intrauterine transfusion
Copel J, Grannum P, Green J, Belanger K, Hanna N, Jaffe C, Hobbins J, Kleinman C. Fetal cardiac output in the isoimmunized pregnancy: A pulsed Doppler-echocardiographic study of patients undergoing intravascular intrauterine transfusion. American Journal Of Obstetrics And Gynecology 1989, 161: 361-365. PMID: 2504042, DOI: 10.1016/0002-9378(89)90520-6.Peer-Reviewed Original ResearchConceptsCardiac outputAnemic fetusesIsoimmunized pregnanciesCombined ventricular outputDoppler echocardiographic studyFetal cardiac outputHigh output stateHigh cardiac outputIntravascular intrauterine transfusionSevere isoimmunizationCardiac indexIntrauterine transfusionIntravascular transfusionWeeks' gestationVentricular outputDoppler assessmentAge-specific normsControl fetusesHydrops fetalisControl groupMechanisms of developmentFetusesUnaffected fetusesTransfusionPregnancy