2021
Wall shear stress estimated by 3D-QCA can predict cardiovascular events in lesions with borderline negative fractional flow reserve
Tufaro V, Safi H, Torii R, Koo BK, Kitslaar P, Ramasamy A, Mathur A, Jones DA, Bajaj R, Erdoğan E, Lansky A, Zhang J, Konstantinou K, Little CD, Rakhit R, Karamasis GV, Baumbach A, Bourantas CV. Wall shear stress estimated by 3D-QCA can predict cardiovascular events in lesions with borderline negative fractional flow reserve. Atherosclerosis 2021, 322: 24-30. PMID: 33706080, DOI: 10.1016/j.atherosclerosis.2021.02.018.Peer-Reviewed Original ResearchConceptsNegative fractional flow reserveCardiovascular eventsFractional flow reservePrimary endpointFlow reserveSmaller minimum lumen areaAdverse cardiovascular eventsRetrospective cohort studyTarget lesion revascularizationOnly independent predictorMinimum lumen areaQCA variablesAngiographic characteristicsLesion revascularizationCulprit lesionHighest maximum wall shear stressCohort studyCardiac deathIndependent predictorsComplete followMultivariable analysisMyocardial infarctionTarget lesionsArea stenosisNegative FFR
2003
Intravascular Ultrasound Assessment of Ulcerated Ruptured Plaques
Fujii K, Kobayashi Y, Mintz GS, Takebayashi H, Dangas G, Moussa I, Mehran R, Lansky AJ, Kreps E, Collins M, Colombo A, Stone GW, Leon MB, Moses JW. Intravascular Ultrasound Assessment of Ulcerated Ruptured Plaques. Circulation 2003, 108: 2473-2478. PMID: 14610010, DOI: 10.1161/01.cir.0000097121.95451.39.Peer-Reviewed Original ResearchConceptsNon-ACS patientsACS patientsAcute coronary syndromeCulprit lesionPlaque ruptureNonculprit lesionsSmaller lumen areaLumen areaPlaque burdenArea stenosisSmaller minimum lumen areaCulprit plaque ruptureGreater plaque burdenIntravascular ultrasound findingsPresence of thrombusIntravascular ultrasound assessmentMinimum lumen areaMinimal lumen siteCoronary syndromeRemodeling indexIndependent predictorsUltrasound assessmentUltrasound findingsRuptured plaquesPatientsCorrelation of coronary arterial remodeling determined by intravascular ultrasound with angiographic diameter reduction of 20% to 60%
Hirose M, Kobayashi Y, Mintz GS, Moussa I, Mehran R, Lansky AJ, Dangas G, Kreps EM, Collins MB, Stone GW, Colombo A, Leon MB, Moses JW. Correlation of coronary arterial remodeling determined by intravascular ultrasound with angiographic diameter reduction of 20% to 60%. The American Journal Of Cardiology 2003, 92: 141-145. PMID: 12860214, DOI: 10.1016/s0002-9149(03)00528-9.Peer-Reviewed Original ResearchConceptsEEM cross-sectional areaNegative remodelingIntermediate remodelingPositive remodelingIntermediate stenosisCoronary lesionsCross-sectional areaDistal referenceIntravascular ultrasoundExternal elastic membrane cross-sectional areaLumen cross-sectional areaPreintervention intravascular ultrasoundStenotic coronary lesionsNative coronary lesionsCoronary arterial remodelingCoronary stenosisArterial remodelingProximal referenceLess plaqueArea stenosisStenosisLesionsLesion formationHard plaquesRemodeling occurs
1999
Long-Term Follow-Up After Percutaneous Transluminal Coronary Angioplasty Was Not Performed Based on Intravascular Ultrasound Findings
Abizaid A, Mintz G, Mehran R, Abizaid A, Lansky A, Pichard A, Satler L, Wu H, Pappas C, Kent K, Leon M. Long-Term Follow-Up After Percutaneous Transluminal Coronary Angioplasty Was Not Performed Based on Intravascular Ultrasound Findings. Circulation 1999, 100: 256-261. PMID: 10411849, DOI: 10.1161/01.cir.100.3.256.Peer-Reviewed Original ResearchConceptsMinimum lumen areaIntravascular ultrasound findingsOnly independent predictorLumen areaIVUS minimum lumen areaEvent ratesDiabetes mellitusIndependent predictorsUltrasound findingsIVUS parametersArea stenosisLumen diameterPercutaneous transluminal coronary angioplastyLesion lumen areaNative artery lesionsTarget lesion revascularizationTransluminal coronary angioplastyCoronary artery stenosisMinimum lumen diameterLow event ratesArtery lesionsCardiac deathCoronary angioplastyArtery stenosisPlaque burden