2000
Association of patients’ perception of health status and exercise electrocardiogram, myocardial perfusion imaging, and ventricular function measures
Mattera J, de Leon C, Wackers F, Williams C, Wang Y, Krumholz H. Association of patients’ perception of health status and exercise electrocardiogram, myocardial perfusion imaging, and ventricular function measures. American Heart Journal 2000, 140: 409-418. PMID: 10966538, DOI: 10.1067/mhj.2000.108518.Peer-Reviewed Original ResearchConceptsGeneral health perceptionHealth-related qualityPhysical functioningHealth perceptionMyocardial perfusion imagingHealth statusExercise testingPerfusion imagingMedical Outcomes Study Short Form SurveyPatients' health-related qualityShort Form SurveyAssociation of patientGeneral health statusImportant outcome measureSuccess of treatmentConsecutive patientsSF-36Metabolic equivalentsNoninvasive testingExercise testPatient outcomesIndividual patientsOutcome measuresForm SurveyPatient's viewpoint
1999
Failure to Improve Left Ventricular Function After Coronary Revascularization for Ischemic Cardiomyopathy Is Not Associated With Worse Outcome
Samady H, Elefteriades J, Abbott B, Mattera J, McPherson C, Wackers F. Failure to Improve Left Ventricular Function After Coronary Revascularization for Ischemic Cardiomyopathy Is Not Associated With Worse Outcome. Circulation 1999, 100: 1298-1304. PMID: 10491374, DOI: 10.1161/01.cir.100.12.1298.Peer-Reviewed Original ResearchConceptsVentricular functionIschemic cardiomyopathyGroup AHeart failure scoreLeft ventricular functionIschemic LV dysfunctionPoor patient outcomesB. Group ALack of improvementBaseline LVEFEffective revascularizationImproved LVEFCoronary revascularizationLV dysfunctionConsecutive patientsIntraoperative variablesPostoperative improvementCardiac deathLV functionPoor outcomeViable myocardiumLVEF assessmentIschemic myocardiumPatient outcomesWorse outcomes
1998
Exercise testing with myocardial perfusion imaging in patients with normal baseline electrocardiograms: Cost savings with a stepwise diagnostic strategy
Mattera J, Arain S, Sinusas A, Finta L, Wackers F. Exercise testing with myocardial perfusion imaging in patients with normal baseline electrocardiograms: Cost savings with a stepwise diagnostic strategy. Journal Of Nuclear Cardiology 1998, 5: 498-506. PMID: 9796897, DOI: 10.1016/s1071-3581(98)90181-7.Peer-Reviewed Original ResearchConceptsExercise myocardial perfusion imagingCoronary artery diseaseNormal exercise electrocardiogramMyocardial perfusion imagingNormal myocardial perfusion imagingNormal resting electrocardiogramsExercise electrocardiogramExercise testingArtery diseaseIntermediate likelihoodResting electrocardiogramsAbnormal myocardial perfusion imagingDiagnostic strategiesAbnormal exercise electrocardiogramGroup 3 patientsHard cardiac eventsNonfatal myocardial infarctionNormal baseline electrocardiogramSubsequent coronary revascularizationIncremental diagnostic informationDiagnostic testing strategiesCoronary revascularizationCardiac eventsUnstable anginaConsecutive patients
1994
One-year prognosis of patients with normal planar or single-photon emission computed tomographic technetium 99m-labeled sestamibi exercise imaging
Raiker K, Sinusas A, Wackers F, Zaret B. One-year prognosis of patients with normal planar or single-photon emission computed tomographic technetium 99m-labeled sestamibi exercise imaging. Journal Of Nuclear Cardiology 1994, 1: 449-456. PMID: 9420729, DOI: 10.1007/bf02961599.Peer-Reviewed Original ResearchConceptsNondiagnostic exercise electrocardiogramsPositive exercise electrocardiogramExercise electrocardiogramPrognostic significanceSingle photon emissionHigher cardiac event rateCardiac event rateChest pain syndromeNegative exercise electrocardiogramNonfatal myocardial infarctionOne-year prognosisPositive stress electrocardiogramCoronary artery diseaseFavorable prognostic significanceMyocardial perfusion imagingStress perfusion imagesCardiac causesCardiac eventsPain syndromeArtery diseaseConsecutive patientsExercise SPECTMyocardial infarctionFavorable outcomeStress electrocardiogram
1987
Usefulness of residual ischemic myocardium within prior infarct zone for identifying patients at high risk late after acute myocardial infarction
Brown K, Weiss R, Clements J, Wackers F. Usefulness of residual ischemic myocardium within prior infarct zone for identifying patients at high risk late after acute myocardial infarction. The American Journal Of Cardiology 1987, 60: 15-19. PMID: 3604929, DOI: 10.1016/0002-9149(87)90975-1.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionTI-201 redistributionCardiac eventsInfarct zoneMyocardial infarctionStepwise multivariate logistic regression analysisPrior acute myocardial infarctionAngiographic coronary artery diseaseMultivariate logistic regression analysisIschemic viable myocardiumResidual ischemic myocardiumTotal cardiac eventsCoronary artery diseaseThallium-201 imagingSignificant predictorsLogistic regression analysisOnly significant predictorCoronary revascularizationChest painArtery diseaseCardiac catheterizationConsecutive patientsPrognostic implicationsViable myocardiumIschemic myocardium
1983
Anatomic and prognostic significance of new T-wave inversion in unstable angina
Haines D, Raabe D, Gundel W, Wackers F. Anatomic and prognostic significance of new T-wave inversion in unstable angina. The American Journal Of Cardiology 1983, 52: 14-18. PMID: 6602539, DOI: 10.1016/0002-9149(83)90061-9.Peer-Reviewed Original ResearchConceptsT-wave inversionNew T-wave inversionAnterior T-wave inversionSignificant right coronary artery diseaseRight coronary artery diseaseLeft anterior descending (LAD) arteryPositive predictive value 86Anterior descending (LAD) arteryCoronary artery diseaseSignificant LAD stenosisCoronary care unitInferior T-wave inversionsUnstable anginaArtery diseaseConsecutive patientsCoronary angiographyLAD stenosisCare unitInferior leadsSpecificity 89PatientsDiameter reductionAnginaHospitalizationStenosis
1978
Prevalence of right ventricular involvement in inferior wall infarction assessed with myocardial imaging with thallium-201 and technetium-99m pyrophosphate
Wackers F, Lie K, Sokole E, Res J, Van Der Schoot J, Durrer D. Prevalence of right ventricular involvement in inferior wall infarction assessed with myocardial imaging with thallium-201 and technetium-99m pyrophosphate. The American Journal Of Cardiology 1978, 42: 358-362. PMID: 210648, DOI: 10.1016/0002-9149(78)90928-1.Peer-Reviewed Original ResearchConceptsRight ventricular involvementAcute inferior wall infarctionInferior wall infarctionVentricular involvementThallium-201Myocardial imagingSevere right ventricular failurePump failurePositive pyrophosphate scansSevere pump failureRight ventricular failureSubgroup of patientsThallium-201 defectsPyrophosphate scanCardiogenic shockVentricular dysfunctionVentricular failureConsecutive patientsConsecutive seriesClassic signsPatientsClinical relevanceInfarctionNonivasive methodVolume loading