2012
Left Ventricular Ejection Fraction and Left Ventricular End‐Diastolic Volume in Patients With Diastolic Dysfunction
Jovin IS, Ebisu K, Liu Y, Finta LA, Oprea AD, Brandt CA, Dziura J, Wackers FJ. Left Ventricular Ejection Fraction and Left Ventricular End‐Diastolic Volume in Patients With Diastolic Dysfunction. Congestive Heart Failure 2012, 19: 130-134. PMID: 23241105, DOI: 10.1111/chf.12013.Peer-Reviewed Original ResearchConceptsLVEF of patientsLeft ventricular ejection fractionLower peak filling ratePeak filling rateEnd-diastolic volumeNormal peak filling ratesEquilibrium radionuclide angiocardiographyVentricular ejection fractionDiastolic dysfunctionAsymptomatic patientsEjection fractionLow left ventricular ejection fractionNormal left ventricular ejection fractionVentricular end-diastolic volumeMild systolic dysfunctionNormal systolic functionEDV indexSystolic dysfunctionSystolic functionRadionuclide angiocardiographyPatientsDysfunctionRepeat scansFilling rateAngiocardiography
2003
Comparison of 16-frame and 8-frame gated SPET imaging for determination of left ventricular volumes and ejection fraction
Navare SM, Wackers FJ, Liu YH. Comparison of 16-frame and 8-frame gated SPET imaging for determination of left ventricular volumes and ejection fraction. European Journal Of Nuclear Medicine And Molecular Imaging 2003, 30: 1330-1337. PMID: 12838373, DOI: 10.1007/s00259-003-1231-0.Peer-Reviewed Original ResearchConceptsSingle photon emission tomographyEnd-diastolic volumeEnd-systolic volumePerfusion defectsEjection fractionMyocardial perfusionSPET imagesLV volumesLeft ventricular end-diastolic volumeVentricular end-diastolic volumeSmaller end-systolic volumeLarger end-diastolic volumeSignificant perfusion defectsMyocardial perfusion defectsRadiotracer doseHigher LVEFVentricular functionLow doseVentricular volumeEmission tomographyLV parametersDoseLVEFECG gatingPatients
2000
Assessment of left ventricular ejection fraction with quantitative gated SPECT: Accuracy and correlation with first-pass radionuclide angiography
Vallejo E, Dione D, Sinusas A, Wackers F. Assessment of left ventricular ejection fraction with quantitative gated SPECT: Accuracy and correlation with first-pass radionuclide angiography. Journal Of Nuclear Cardiology 2000, 7: 461-470. PMID: 11083195, DOI: 10.1067/mnc.2000.107820.Peer-Reviewed Original ResearchConceptsVentricular ejection fractionEjection fractionPatient studiesLeft ventricular ejection fractionExtracardiac activityFirst-pass radionuclide angiographyLarger end-diastolic volumeStress-induced ischemiaEnd-diastolic volumeQuantitative gated SPECTSingle photon emissionAbnormal LVEFNormal LVEFRadionuclide angiographyDiastolic volumeLVEFPerfusion defectsLVEF valuesSame patientHeart sizeLeft ventricleGated SPECTSPECT studiesQGSMean rest
1991
Validation of continuous radionuclide left ventricular functioning monitoring in detecting silent myocardial ischemia during balloon angioplasty of the left anterior descending coronary artery
Kayden D, Remetz M, Cabin H, Deckelbaum L, Cleman M, Wackers F, Zaret B. Validation of continuous radionuclide left ventricular functioning monitoring in detecting silent myocardial ischemia during balloon angioplasty of the left anterior descending coronary artery. The American Journal Of Cardiology 1991, 67: 1339-1343. PMID: 2042565, DOI: 10.1016/0002-9149(91)90462-t.Peer-Reviewed Original ResearchConceptsSilent myocardial ischemiaLV ejection fractionLV dysfunctionMyocardial ischemiaEjection fractionLV functionBalloon inflationRelative end-systolic volumeTransient ST-segment depressionPercutaneous transluminal coronary angioplastyMean LV ejection fractionST-segment depressionContinuous electrocardiographic monitoringTransluminal coronary angioplastyLeft ventricular functionST-segment changesEnd-diastolic volumeEnd-systolic volumeIschemic decreaseCoronary angioplastyVentricular functionElectrocardiographic changesElectrocardiographic monitoringBalloon angioplastyCoronary artery
1988
Peak filling rate normalized to mitral stroke volume: A new Doppler echocardiographic filling index validated by radionuclide angiographic techniques
Bowman L, Lee F, Jaffe C, Mattera J, Wackers F, Zaret B. Peak filling rate normalized to mitral stroke volume: A new Doppler echocardiographic filling index validated by radionuclide angiographic techniques. Journal Of The American College Of Cardiology 1988, 12: 937-943. PMID: 3417992, DOI: 10.1016/0735-1097(88)90458-5.Peer-Reviewed Original ResearchConceptsPeak filling rateMitral stroke volumeMean peak filling rateEnd-diastolic volumeStroke volumeFilling indexDoppler echocardiographyNormal patientsFilling velocityEarly peak filling velocityLate filling ratioEarly filling velocityDiastolic filling indexesLeft ventricular fillingTime-velocity integralPeak filling velocityRadionuclide angiographic techniquesFilling rateMitral inflowVentricular fillingMitral leafletEchocardiographic determinationMitral apparatusVelocity integralVentricular volume