2017
Quantitative Assessment of Coronary Microvascular Function
Feher A, Sinusas AJ. Quantitative Assessment of Coronary Microvascular Function. Circulation Cardiovascular Imaging 2017, 10: e006427. PMID: 28794138, PMCID: PMC5678979, DOI: 10.1161/circimaging.117.006427.Peer-Reviewed Original ResearchMeSH KeywordsComputed Tomography AngiographyCoronary AngiographyCoronary CirculationEchocardiographyHeart DiseasesHumansMagnetic Resonance ImagingMicrocirculationMyocardial Perfusion ImagingPositron-Emission TomographyPredictive Value of TestsPrognosisReproducibility of ResultsTomography, Emission-Computed, Single-PhotonConceptsCoronary microvascular dysfunctionMyocardial blood flowMicrovascular dysfunctionBlood flowMyocardial perfusionCoronary microvascular impairmentCoronary microvascular functionEpicardial coronary arteriesNormal myocardial perfusionMyocardial contrast echocardiographyAbsolute myocardial blood flowImportant prognostic relevanceMagnetic resonance imagingPositron emission tomographySingle photon emissionMicrovascular impairmentMicrovascular functionMultiple imaging modalitiesPrognostic relevanceCoronary arteryCoronary flowCoronary perfusionContrast echocardiographyClinical valueFunctional microcirculation
2016
High-Sensitivity and High-Resolution SPECT/CT Systems Provide Substantial Dose Reduction Without Compromising Quantitative Precision for Assessment of Myocardial Perfusion and Function
Palyo RJ, Sinusas A, Liu YH. High-Sensitivity and High-Resolution SPECT/CT Systems Provide Substantial Dose Reduction Without Compromising Quantitative Precision for Assessment of Myocardial Perfusion and Function. Journal Of Nuclear Medicine 2016, 57: 893-899. PMID: 26848173, DOI: 10.2967/jnumed.115.164632.Peer-Reviewed Original ResearchConceptsMyocardial perfusion SPECTEjection fractionDose reductionMyocardial perfusionAnterior descendingRight coronary artery territoryTetrofosmin myocardial perfusion SPECTNormal MPS resultsNuclear Cardiology guidelinesCoronary artery territoryLarge perfusion defectsLV ejection fractionLeft anterior descendingData of patientsNormal myocardial perfusionEnd-systolic volumeRelative dose reductionDefect sizeMPS resultsShort imaging protocolsTetrofosmin scanArtery territoryCardiology guidelinesSubstantial dose reductionLV function
2015
Prognostic 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
2010
Normal myocardial perfusion on 64-detector resting cardiac CT
Stanton C, Haramati L, Berko N, Travin M, Jain V, Jacobi A, Burton W, Levsky J. Normal myocardial perfusion on 64-detector resting cardiac CT. Journal Of Cardiovascular Computed Tomography 2010, 5: 52-60. PMID: 21185253, DOI: 10.1016/j.jcct.2010.11.003.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsBlood Flow VelocityCoronary AngiographyCoronary CirculationFemaleHumansMaleMiddle AgedMyocardial Perfusion ImagingRadiographic Image EnhancementRadiographic Image Interpretation, Computer-AssistedReference ValuesReproducibility of ResultsRestSensitivity and SpecificityTomography, X-Ray ComputedConceptsNormal myocardial perfusionMyocardial perfusionArtery territoryHounsfield unitsCoronary arteryCT angiographyCardiac CTHigher mean attenuation valuesLeft circumflex artery territoryRadionuclide myocardial perfusion imagingSegmental myocardial perfusionNormal coronary arteriesCoronary artery territoryCircumflex artery territoryAmerican Heart Association modelAttenuation valuesMyocardial perfusion imagingMean attenuation valuesPerformance of CTCT attenuation valuesPerfusion correlatesPatient factorsArterial phaseStudy populationPerfusion imaging
2004
Frequency, correlates, and clinical implications of myocardial perfusion after primary angioplasty and stenting, with and without glycoprotein IIb/IIIa inhibition, in acute myocardial infarction
Costantini CO, Stone GW, Mehran R, Aymong E, Grines CL, Cox DA, Stuckey T, Turco M, Gersh BJ, Tcheng JE, Garcia E, Griffin JJ, Guagliumi G, Leon MB, Lansky AJ. Frequency, correlates, and clinical implications of myocardial perfusion after primary angioplasty and stenting, with and without glycoprotein IIb/IIIa inhibition, in acute myocardial infarction. Journal Of The American College Of Cardiology 2004, 44: 305-312. PMID: 15261923, DOI: 10.1016/j.jacc.2004.03.058.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionIIb/IIIa inhibitorsTissue-level perfusionMyocardial perfusionPrimary angioplastyMyocardial infarctionGlycoprotein IIb/IIIa inhibitionGlycoprotein IIb/IIIa inhibitorsGP IIb/IIIa inhibitorsClinical implicationsIIb/IIIa inhibitionSimilar long-term mortalityLarge-scale prospective studiesMechanical reperfusion strategiesLong-term mortalityMyocardial blush gradeMinority of patientsNormal myocardial perfusionDistinct risk categoriesBlush gradePrimary PCIReperfusion strategyMyocardial reperfusionBalloon angioplastyPrognostic importance
2003
Prognostic significance of ischemic electrocardiographic changes during adenosine infusion in patients with normal myocardial perfusion imaging
Abbott B, Afshar M, Berger A, Wackers F. Prognostic significance of ischemic electrocardiographic changes during adenosine infusion in patients with normal myocardial perfusion imaging. Journal Of Nuclear Cardiology 2003, 10: 9-16. PMID: 12569326, DOI: 10.1067/mnc.2002.127625.Peer-Reviewed Original ResearchConceptsNormal myocardial perfusion imagingAdenosine myocardial perfusion imagingST-segment depressionMyocardial perfusion imagingIschemic ECG changesCardiac eventsECG changesAdenosine infusionCardiac deathPrognostic significanceECG groupNormal myocardial perfusion imagesBaseline electrocardiographic abnormalitiesAdverse cardiac eventsIschemic electrocardiographic changesNonfatal myocardial infarctionSubsequent cardiac eventsFuture cardiac eventsNormal myocardial perfusionSex-matched groupPerfusion imagesECG evidenceElectrocardiographic abnormalitiesIndependent predictorsElectrocardiographic changes
2002
Prognostic significance of ischemic electrocardiographic changes during adenosine infusion in patients with normal myocardial perfusion imaging
Afshar M, Abbott B, Berger A, Wackers F. Prognostic significance of ischemic electrocardiographic changes during adenosine infusion in patients with normal myocardial perfusion imaging. Journal Of The American College Of Cardiology 2002, 39: 361. DOI: 10.1016/s0735-1097(02)81621-7.Peer-Reviewed Original ResearchImpact of normalized myocardial perfusion after successful angioplasty in acute myocardial infarction
Stone GW, Peterson MA, Lansky AJ, Dangas G, Mehran R, Leon MB. Impact of normalized myocardial perfusion after successful angioplasty in acute myocardial infarction. Journal Of The American College Of Cardiology 2002, 39: 591-597. PMID: 11849856, DOI: 10.1016/s0735-1097(01)01779-x.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionTIMI 3 flowAcute myocardial infarctionMyocardial infarctionMyocardial perfusionMyocardial blushSuccessful angioplastyAngiographic myocardial blush gradeOne-year cumulative mortalityEpicardial coronary flowMyocardial blush scoreNormal myocardial blushHigh-risk featuresHigh-risk patientsMyocardial blush gradeAbnormal myocardial perfusionMyocardial perfusion gradePercutaneous coronary interventionSurvival of patientsNormal myocardial perfusionTIMI 0Blush gradeCardiogenic shockInfarct arteryCoronary intervention
1997
Relevance of Increased Lung Thallium Uptake on Stress Imaging in Patients With Unstable Angina and Non-Q Wave Myocardial Infarction: Results of the Thrombolysis in Myocardial Infarction (TIMI)-IIIB Study fn1fn1This study was supported in part by a research grant from Mallinckrodt Medical Inc., Saint Louis, Missouri.
Jain D, Thompson B, Wackers F, Zaret B, Investigators F. Relevance of Increased Lung Thallium Uptake on Stress Imaging in Patients With Unstable Angina and Non-Q Wave Myocardial Infarction: Results of the Thrombolysis in Myocardial Infarction (TIMI)-IIIB Study fn1fn1This study was supported in part by a research grant from Mallinckrodt Medical Inc., Saint Louis, Missouri. Journal Of The American College Of Cardiology 1997, 30: 421-429. PMID: 9247514, DOI: 10.1016/s0735-1097(97)00164-2.Peer-Reviewed Original ResearchConceptsLung/heart ratioAdverse cardiac eventsNon-Q-wave myocardial infarctionCoronary artery diseaseCardiac eventsPerfusion abnormalitiesMyocardial infarctionUnstable anginaArtery diseaseStress-induced left ventricular dysfunctionHigher cardiac event rateLeft ventricular ejection fractionAggressive interventional managementHigher revascularization rateLung thallium uptakeCardiac event rateTotal exercise timeFrequency of anginaLeft ventricular dysfunctionST-segment depressionLower exercise capacityVentricular ejection fractionPrevious myocardial infarctionMyocardial perfusion abnormalitiesNormal myocardial perfusion
1975
Noninvasive visualization of acute myocardial infarction in man with thallium-201.
Wackers F, Schoot J, Sokole E, Samson G, Niftrik G, Lie K, Durrer D, Wellens H. Noninvasive visualization of acute myocardial infarction in man with thallium-201. Heart 1975, 37: 741. PMID: 1156481, PMCID: PMC482866, DOI: 10.1136/hrt.37.7.741.Peer-Reviewed Original Research
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