2005
Intravascular Ultrasound Study of Patterns of Calcium in Ruptured Coronary Plaques
Fujii K, Carlier SG, Mintz GS, Takebayashi H, Yasuda T, Costa RA, Moussa I, Dangas G, Mehran R, Lansky AJ, Kreps EM, Collins M, Stone GW, Moses JW, Leon MB. Intravascular Ultrasound Study of Patterns of Calcium in Ruptured Coronary Plaques. The American Journal Of Cardiology 2005, 96: 352-357. PMID: 16054456, DOI: 10.1016/j.amjcard.2005.03.074.Peer-Reviewed Original ResearchConceptsRuptured plaquesControl plaquesCalcium depositsCoronary calciumSuperficial calciumLarge calcium depositsLumen cross-sectional areaMinimum lumen cross-sectional areaRuptured coronary plaquesIntravascular ultrasound studyArc of calciumAtherosclerotic plaque developmentDeep calciumCoronary plaquesSmall calcium depositsPlaque instabilityPlaque ruptureUltrasound studyPlaque developmentPlaquesCross-sectional areaLess calciumCalciumLong segmentGroupStent underexpansion and residual reference segment stenosis are related to stent thrombosis after sirolimus-eluting stent implantation An intravascular ultrasound study
Fujii K, Carlier SG, Mintz GS, Yang YM, Moussa I, Weisz G, Dangas G, Mehran R, Lansky AJ, Kreps EM, Collins M, Stone GW, Moses JW, Leon MB. Stent underexpansion and residual reference segment stenosis are related to stent thrombosis after sirolimus-eluting stent implantation An intravascular ultrasound study. Journal Of The American College Of Cardiology 2005, 45: 995-998. PMID: 15808753, DOI: 10.1016/j.jacc.2004.12.066.Peer-Reviewed Original ResearchConceptsSirolimus-eluting stent implantationMinimum stent cross-sectional areaSuccessful SES implantationStent thrombosisSegment stenosisStent thrombosis groupStent underexpansionSES implantationThrombosis groupControl patientsStent implantationStent cross-sectional areaIntravascular ultrasound studyIndependent predictorsUltrasound studyThrombosisDrug AdministrationControl groupNumber of casesStenosisStent expansionPatientsU.S. FoodUnderexpansionCross-sectional area
2004
Nonuniform Strut Distribution Correlates With More Neointimal Hyperplasia After Sirolimus-Eluting Stent Implantation
Takebayashi H, Mintz GS, Carlier S, Kobayashi Y, Fujii K, Yasuda T, Costa RA, Moussa I, Dangas GD, Mehran R, Lansky AJ, Kreps E, Collins MB, Colombo A, Stone GW, Leon MB, Moses JW. Nonuniform Strut Distribution Correlates With More Neointimal Hyperplasia After Sirolimus-Eluting Stent Implantation. Circulation 2004, 110: 3430-3434. PMID: 15557367, DOI: 10.1161/01.cir.0000148371.53174.05.Peer-Reviewed Original ResearchConceptsMinimum lumen siteIntimal hyperplasiaLumen areaStent implantationStent strutsIH areaSmaller minimal lumen areaSirolimus-eluting stent implantationAmount of neointimaMinimum lumen areaMinimal lumen areaIVUS predictorsRestenosis patientsSES implantationRestenosis lesionsStent cellsStent strut distributionNeointimal hyperplasiaStrut distributionIntravascular ultrasoundMultivariate analysisVisible strutsComparison groupCross-sectional areaHyperplasiaRelation of final lumen dimensions in saphenous vein grafts after stent implantation to outcome
Iakovou I, Dangas G, Mintz GS, Mehran R, Kobayashi Y, Aymong E, Hirose M, Ashby DT, Lansky AJ, Stone GW, Leon MB, Moses JW. Relation of final lumen dimensions in saphenous vein grafts after stent implantation to outcome. The American Journal Of Cardiology 2004, 93: 963-968. PMID: 15081436, DOI: 10.1016/j.amjcard.2003.12.049.Peer-Reviewed Original ResearchConceptsSaphenous vein graftsAggressive stent expansionSVG lesionsStent expansionVein graftsMyocardial infarctionStent implantationHospital non-Q-wave myocardial infarctionLumen dimensionsGroup IINon-Q-wave myocardial infarctionIntravascular ultrasound-guided stentingTarget vessel revascularization rateVessel revascularization rateBaseline patient characteristicsMyocardial infarction rateNative coronary lesionsStent cross-sectional areaTarget vessel revascularizationPercutaneous coronary interventionNative coronary arteriesCross-sectional areaLower restenosis rateRevascularization ratesVessel revascularization
2003
Benefits of cutting balloon before stenting.
Rizik DG, Popma JP, Leon MB, Mintz GS, Weiner B, Cohen E, Lansky AJ, Adem AM, Bouhasin AP, Wojciechowski C, Weissman NJ. Benefits of cutting balloon before stenting. Journal Of Invasive Cardiology 2003, 15: 624-8. PMID: 14608131.Peer-Reviewed Original ResearchConceptsMinimal stent cross-sectional areaStent cross-sectional areaStent implantationIntravascular ultrasoundCross-sectional areaCulprit coronary artery lesionStent percent diameter stenosisDe novo coronary lesionsSignificant coronary artery diseaseHospital complication ratesNovo coronary lesionsCoronary artery lesionsCoronary artery diseaseCoronary stent implantationAcute luminal gainPercent diameter stenosisQuantitative coronary angiographyArtery lesionsCulprit lesionStent restenosesArtery diseaseComplication rateCoronary angiographyCoronary lesionsBalloon angioplastyCorrelation 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
2001
Serial intravascular ultrasound analysis of edge recurrence after intracoronary gamma radiation treatment of native artery in-stent restenosis lesions
Ahmed J, Mintz G, Waksman R, Lansky A, Mehran R, Wu H, Weissman N, Pichard A, Satler L, Kent K, Leon M. Serial intravascular ultrasound analysis of edge recurrence after intracoronary gamma radiation treatment of native artery in-stent restenosis lesions. The American Journal Of Cardiology 2001, 87: 1145-1149. PMID: 11356387, DOI: 10.1016/s0002-9149(01)01483-7.Peer-Reviewed Original ResearchConceptsLumen cross-sectional areaIntimal hyperplasia cross-sectional areaSerial intravascular ultrasound analysisMedia cross-sectional areaEdge recurrenceIntravascular ultrasound analysisCross-sectional areaStent restenosisExternal elastic membrane cross-sectional areaUltrasound analysisStent restenosis TrialStent restenosis lesionsDistal cross-sectional areasGreater decreaseGreater increaseRestenosis lesionsRestenosis TrialPositive remodelingProximal plaqueWashington RadiationNative coronariesMean lumenNeointimal hyperplasiaRecurrenceLesions
2000
Comparison of debulking followed by stenting versus stenting alone for saphenous vein graft aortoostial lesions: immediate and one-year clinical outcomes
Ahmed J, Hong M, Mehran R, Mintz G, Lansky A, Pichard A, Satler L, Kent K, Wu H, Stone G, Leon M. Comparison of debulking followed by stenting versus stenting alone for saphenous vein graft aortoostial lesions: immediate and one-year clinical outcomes. Journal Of The American College Of Cardiology 2000, 35: 1560-1568. PMID: 10807461, DOI: 10.1016/s0735-1097(00)00592-1.Peer-Reviewed Original ResearchConceptsOne-year clinical outcomesLumen cross-sectional areaLate clinical outcomesClinical outcomesStent implantationProcedural successRestenotic lesionsIntravascular ultrasoundCross-sectional areaOverall cardiac event-free survivalCardiac event-free survivalLate cardiac eventsEvent-free survivalOverall procedural successCox regression analysisComplex lesion subsetsPalmaz-Schatz stentsLesion revascularizationCardiac eventsMost patientsConsecutive patientsIndependent predictorsProcedural complicationsLesion subsetsMyocardial infarction
1998
Remodeling after directional coronary atherectomy (with and without adjunct percutaneous transluminal coronary angioplasty): a serial angiographic and intravascular ultrasound analysis from the optimal atherectomy restenosis study
Lansky A, Mintz G, Popma J, Pichard A, Kent K, Satler L, Baim D, Kuntz R, Simonton C, Bersin R, Hinohara T, Fitzgerald P, Leon M. Remodeling after directional coronary atherectomy (with and without adjunct percutaneous transluminal coronary angioplasty): a serial angiographic and intravascular ultrasound analysis from the optimal atherectomy restenosis study. Journal Of The American College Of Cardiology 1998, 32: 329-337. PMID: 9708457, DOI: 10.1016/s0735-1097(98)00245-9.Peer-Reviewed Original ResearchMeSH KeywordsAnatomy, Cross-SectionalAngioplasty, Balloon, CoronaryAtherectomy, CoronaryCell DivisionCerebral AngiographyCineradiographyCombined Modality TherapyConstriction, PathologicCoronary Artery DiseaseCoronary VesselsElastic TissueFemaleFollow-Up StudiesHumansMaleMiddle AgedNitroglycerinRecurrenceTunica MediaUltrasonography, InterventionalVasodilator AgentsConceptsDirectional coronary atherectomyExternal elastic membraneMinimum lumen diameterLumen cross-sectional areaQuantitative coronary angiographyDiameter stenosisCoronary atherectomyCross-sectional areaReference segmentsLesion external elastic membraneOptimal directional coronary atherectomyEEM cross-sectional areaIntravascular ultrasound substudySerial IVUS studyIntravascular ultrasound analysisMajor side branchesMechanism of restenosisIntravascular ultrasound measurementsUltrasound substudyIntracoronary nitroglycerinCoronary angiographyRestenotic lesionsLate lumenArterial remodelingIVUS study