1986
Hemodynamic Effects of High Frequency Ventilation in Surfactant-Treated Preterm Lambs
Oguchi K, Baylen B, Ikegami M, Jacobs H, Berry D, Jobe A, Emmanouilides G. Hemodynamic Effects of High Frequency Ventilation in Surfactant-Treated Preterm Lambs. Neonatology 1986, 49: 21-28. PMID: 3753885, DOI: 10.1159/000242505.Peer-Reviewed Original ResearchConceptsHigh-frequency ventilationConventional ventilationHemodynamic effectsDuctus arteriosusPreterm lambsFrequency ventilationSame mean airway pressureLV end-diastolic volumeRight ductal shuntSurfactant-treated lambsMean airway pressureDeleterious hemodynamic effectsOrgan blood flowMin of ageEnd-diastolic volumeBlood gas valuesDays gestational ageLV stroke volumeBlood flow measurementsComparable ventilationDuctal shuntAirway pressureDuctal occlusionHemodynamic statusArterial pressure
1985
The Contractility and Performance of the Preterm Left Ventricle before and after Early Patent Ductus Arteriosus Occlusion in Surfactant- Treated Lambs
Baylen B, Ogata H, Oguchi K, Ikegami M, Jacobs H, Jobe A, Emmanouilides G. The Contractility and Performance of the Preterm Left Ventricle before and after Early Patent Ductus Arteriosus Occlusion in Surfactant- Treated Lambs. Pediatric Research 1985, 19: 1053-1058. PMID: 3840585, DOI: 10.1203/00006450-198510000-00022.Peer-Reviewed Original ResearchConceptsPatent ductus arteriosusSystemic blood flowEnd-diastolic volumeBlood flowDuctal shuntingSystemic perfusionPreterm lambsDuctus arteriosusEffective systemic blood flowVentricle end-diastolic volumeEarly hemodynamic responseLeft ventricle outputLeft-right shuntPatent ductus arteriosus occlusionLeft ventricular outputCardiac output stateLeft ventricle end-diastolic volumeOrgan blood flowDuctus arteriosus occlusionBlood flow measurementsDuctal shuntDuctal occlusionHemodynamic profileEjection fractionVentricular output
1983
Left ventricular performance and regional blood flows before and after ductus arteriosus occlusion in premature lambs treated with surfactant.
Baylen B, Ogata H, Ikegami M, Jacobs H, Jobe A, Emmanouilides G. Left ventricular performance and regional blood flows before and after ductus arteriosus occlusion in premature lambs treated with surfactant. Circulation 1983, 67: 837-843. PMID: 6687448, DOI: 10.1161/01.cir.67.4.837.Peer-Reviewed Original ResearchConceptsPatent ductus arteriosusSystemic blood flowBlood flowVentricular performanceLV end-diastolic pressureEarly pathologic manifestationsOvert LV dysfunctionRight PDA shuntEnd-diastolic pressureHours of lifeLeft ventricular performanceRadionuclide-labeled microspheresDuctus arteriosus occlusionRegional blood flowPDA shuntLV dysfunctionPremature lambsRight shuntDuctus arteriosusEjection fractionPreterm lambsHemodynamic consequencesCardiac outputLeft ventriculographyPathologic manifestations