2016
Diagnostic Accuracy of Fast Computational Approaches to Derive Fractional Flow Reserve From Diagnostic Coronary Angiography The International Multicenter FAVOR Pilot Study
Tu S, Westra J, Yang J, von Birgelen C, Ferrara A, Pellicano M, Nef H, Tebaldi M, Murasato Y, Lansky A, Barbato E, van der Heijden LC, Reiber JH, Holm NR, Wijns W, Group F. Diagnostic Accuracy of Fast Computational Approaches to Derive Fractional Flow Reserve From Diagnostic Coronary Angiography The International Multicenter FAVOR Pilot Study. JACC Cardiovascular Interventions 2016, 9: 2024-2035. PMID: 27712739, DOI: 10.1016/j.jcin.2016.07.013.Peer-Reviewed Original ResearchMeSH KeywordsAdenosineAdministration, IntravenousAgedArea Under CurveBlood Flow VelocityCardiac CatheterizationChinaComputer SimulationCoronary AngiographyCoronary StenosisCoronary VesselsEuropeFeasibility StudiesFemaleFractional Flow Reserve, MyocardialHumansHyperemiaJapanMaleMiddle AgedModels, CardiovascularMyocardial Perfusion ImagingPilot ProjectsPredictive Value of TestsPrognosisProspective StudiesRadiographic Image Interpretation, Computer-AssistedRegional Blood FlowReproducibility of ResultsROC CurveSeverity of Illness IndexTime FactorsUnited StatesVasodilator AgentsWorkflowConceptsQuantitative flow ratioHyperemic flow velocityReceiver-operating characteristic curveCoronary angiographyDiagnostic accuracyAngiographic percent diameter stenosisDiagnostic coronary angiographyProspective multicenter studyIndependent core laboratoryAdenosine-induced hyperemiaPercent diameter stenosisQuantitative coronary angiographyIntermediate coronary lesionsCharacteristic curveFractional flow reservePositive likelihood ratioOverall diagnostic accuracyNegative likelihood ratioDrug-induced hyperemiaLikelihood ratioCoronary lesionsMulticenter studyDiameter stenosisMaximal hyperemiaFlow reserve
2015
Effect of Ischemia Duration and Door-to-Balloon Time on Myocardial Perfusion in ST-Segment Elevation Myocardial Infarction An Analysis From HORIZONS-AMI Trial (Harmonizing Outcomes with Revascularization and Stents in Acute Myocardial Infarction)
Prasad A, Gersh BJ, Mehran R, Brodie BR, Brener SJ, Dizon JM, Lansky AJ, Witzenbichler B, Kornowski R, Guagliumi G, Dudek D, Stone GW. Effect of Ischemia Duration and Door-to-Balloon Time on Myocardial Perfusion in ST-Segment Elevation Myocardial Infarction An Analysis From HORIZONS-AMI Trial (Harmonizing Outcomes with Revascularization and Stents in Acute Myocardial Infarction). JACC Cardiovascular Interventions 2015, 8: 1966-1974. PMID: 26738667, DOI: 10.1016/j.jcin.2015.08.031.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCoronary CirculationDrug-Eluting StentsFemaleHumansMaleMetalsMicrocirculationMiddle AgedMyocardial InfarctionMyocardial Perfusion ImagingPercutaneous Coronary InterventionProspective StudiesProsthesis DesignRisk AssessmentRisk FactorsStentsTime FactorsTime-to-TreatmentTreatment OutcomeConceptsPrimary percutaneous coronary interventionMyocardial blush gradePrimary PCIHORIZONS-AMI trialMBG 0/1Balloon timeIndependent predictorsAnterior infarctionMyocardial perfusionST-segment elevation myocardial infarction (STEMI) patientsST-segment elevation myocardial infarctionHigher clinical risk profileElevation myocardial infarction patientsMyocardial Infarction (TIMI) risk scoreClinical risk profileMechanical reperfusion therapyReference vessel diameterElevation myocardial infarctionPercutaneous coronary interventionST-segment elevationEpicardial blood flowMinimum lumen diameterMyocardial infarction patientsMicrovascular reperfusionBlush gradePrognostic utility of myocardial blush grade after PCI in patients with NSTE‐ACS: Analysis from the ACUITY trial
Ng VG, Lansky AJ, Toro S, Parise H, Cristea E, Mehran R, Stone GW. Prognostic utility of myocardial blush grade after PCI in patients with NSTE‐ACS: Analysis from the ACUITY trial. Catheterization And Cardiovascular Interventions 2015, 88: 215-224. PMID: 25641255, DOI: 10.1002/ccd.25865.Peer-Reviewed Original ResearchMeSH KeywordsAcute Coronary SyndromeAgedChi-Square DistributionCoronary AngiographyCoronary CirculationCoronary VesselsFemaleHumansKaplan-Meier EstimateMaleMiddle AgedMultivariate AnalysisMyocardial Perfusion ImagingNon-ST Elevated Myocardial InfarctionOdds RatioPercutaneous Coronary InterventionPredictive Value of TestsProportional Hazards ModelsRisk AssessmentRisk FactorsTreatment OutcomeConceptsMyocardial blush gradePercutaneous coronary interventionST-segment elevation myocardial infarctionNSTE-ACS patientsComposite ischemiaMBG 0/1Non-ST segment elevation acute coronary syndromesSegment elevation acute coronary syndromesElevation acute coronary syndromeFinal myocardial blush gradeIndependent angiographic core laboratoryNet adverse clinical eventsNon-CABG major bleedingNormal epicardial flowOutcomes of patientsTIMI 3 flowAcute coronary syndromeIschemia-driven revascularizationAdverse clinical eventsElevation myocardial infarctionNormal myocardial perfusionAngiographic core laboratoryHigh rateACUITY trialMajor bleeding
2014
Fractional Flow Reserve From 3-Dimensional Quantitative Coronary Angiography Fresh Light Through an Old Window∗
Lansky AJ, Pietras C. Fractional Flow Reserve From 3-Dimensional Quantitative Coronary Angiography Fresh Light Through an Old Window∗. JACC Cardiovascular Interventions 2014, 7: 778-780. PMID: 25060021, DOI: 10.1016/j.jcin.2014.05.002.Peer-Reviewed Original ResearchImpact of Nonculprit Vessel Myocardial Perfusion on Outcomes of Patients Undergoing Percutaneous Coronary Intervention for Acute Coronary Syndromes Analysis From the ACUITY Trial (Acute Catheterization and Urgent Intervention Triage Strategy)
Lansky AJ, Ng VG, Meller S, Xu K, Fahy M, Feit F, Ohman EM, White HD, Mehran R, Bertrand ME, Desmet W, Hamon M, Stone GW. Impact of Nonculprit Vessel Myocardial Perfusion on Outcomes of Patients Undergoing Percutaneous Coronary Intervention for Acute Coronary Syndromes Analysis From the ACUITY Trial (Acute Catheterization and Urgent Intervention Triage Strategy). JACC Cardiovascular Interventions 2014, 7: 266-275. PMID: 24650400, DOI: 10.1016/j.jcin.2013.08.016.Peer-Reviewed Original ResearchMeSH KeywordsAcute Coronary SyndromeAgedCardiac CatheterizationCoronary AngiographyCoronary CirculationDouble-Blind MethodElectrocardiographyEmergenciesFemaleFollow-Up StudiesHumansMaleMiddle AgedMyocardial Perfusion ImagingPercutaneous Coronary InterventionPericardiumPractice Guidelines as TopicPrognosisProspective StudiesSurvival RateTriageUnited StatesConceptsPercutaneous coronary interventionMyocardial blush gradeNSTE-ACS patientsMBG 0/1Myocardial perfusionACUITY trialNonculprit vesselsCulprit vesselCoronary interventionSegment elevation acute coronary syndrome patientsST-segment elevation myocardial infarction (STEMI) patientsElevation acute coronary syndrome patientsOutcomes of PCIAcute Coronary Syndromes AnalysisTIMI flow grade 3Worse baseline clinical characteristicsAcute coronary syndrome patientsElevation myocardial infarction patientsLong-term mortality ratesInfarct-related vesselBaseline clinical characteristicsOutcomes of patientsCoronary syndrome patientsRisk-stratify patientsMyocardial infarction patients
2013
A Blood-Based Gene Expression Test for Obstructive Coronary Artery Disease Tested in Symptomatic Nondiabetic Patients Referred for Myocardial Perfusion Imaging The COMPASS Study
Thomas GS, Voros S, McPherson JA, Lansky AJ, Winn ME, Bateman TM, Elashoff MR, Lieu HD, Johnson AM, Daniels SE, Ladapo JA, Phelps CE, Douglas PS, Rosenberg S. A Blood-Based Gene Expression Test for Obstructive Coronary Artery Disease Tested in Symptomatic Nondiabetic Patients Referred for Myocardial Perfusion Imaging The COMPASS Study. Circulation Genomic And Precision Medicine 2013, 6: 154-162. PMID: 23418288, DOI: 10.1161/circgenetics.112.964015.Peer-Reviewed Original ResearchConceptsMyocardial perfusion imagingInvasive coronary angiographyGene expression scoreCoronary angiographyNegative predictive valueNondiabetic patientsSymptomatic patientsClinical factorsPredictive valuePrespecified primary end pointObstructive coronary artery diseaseAbnormal myocardial perfusion imagingBlood-based gene expression testAdverse cardiovascular eventsPrimary end pointCoronary artery diseaseReceiver-operating characteristic curvePeripheral blood samplesReceiver-operating characteristic analysisCoronary artery disease diagnosisMaximum percent stenosisGene expression testReceiver-operating characteristicCardiovascular eventsArtery disease
2012
A gender-specific blood-based gene expression score for assessing obstructive coronary artery disease in nondiabetic patients: Results of the Personalized Risk Evaluation and Diagnosis in the Coronary Tree (PREDICT) Trial
Lansky A, Elashoff MR, Ng V, McPherson J, Lazar D, Kraus WE, Voros S, Schwartz RS, Topol EJ. A gender-specific blood-based gene expression score for assessing obstructive coronary artery disease in nondiabetic patients: Results of the Personalized Risk Evaluation and Diagnosis in the Coronary Tree (PREDICT) Trial. American Heart Journal 2012, 164: 320-326. PMID: 22980297, DOI: 10.1016/j.ahj.2012.05.012.Peer-Reviewed Original ResearchConceptsObstructive coronary artery diseaseCoronary artery diseaseMyocardial perfusion imagingGene expression scoreQuantitative coronary angiographyExpression scoreNondiabetic patientsArtery diseaseCardiac catheterizationCoronary angiographyBurden of CADSeverity of CADNoninvasive myocardial perfusion imagingProspective multicenter observational studyUnknown coronary artery diseaseSignificant coronary artery diseaseDiagnostic approachUnnecessary cardiac catheterizationMulticenter observational studyChest pain symptomsDiagnostic cardiac catheterizationAvailable noninvasive testsNoninvasive test resultsPositive predictive valueReliable diagnostic approach
2011
Discrepancy in the assessment of jailed side branch lesions by visual estimation and quantitative coronary angiographic analysis
Shin D, Koo B, Waseda K, Park KW, Kim H, Corral M, Lansky A, Honda Y, Fearon WF, Fitzgerald PJ. Discrepancy in the assessment of jailed side branch lesions by visual estimation and quantitative coronary angiographic analysis. Catheterization And Cardiovascular Interventions 2011, 78: 720-726. PMID: 22025472, DOI: 10.1002/ccd.23049.Peer-Reviewed Original ResearchConceptsMean minimum lumen diameterQuantitative coronary angiographyFractional flow reserveSide branch lesionsDiameter stenosisSB lesionsIntraclass correlation coefficientBranch lesionsQuantitative coronary angiographic analysisCoronary angiographic analysisMinimum lumen diameterVisual estimationCoronary angiographyPressure trialAngiographic analysisAngiographic assessmentFlow reserveCore laboratoryStenosisReference diameterLesionsLumen diameterLesion lengthFunctional significance