2017
Outcomes of Primary and Secondary Carotid Artery Stenting
Arhuidese I, Rizwan M, Nejim B, Malas M. Outcomes of Primary and Secondary Carotid Artery Stenting. Stroke 2017, 48: 3086-3092. PMID: 28974632, DOI: 10.1161/strokeaha.117.016963.Peer-Reviewed Original ResearchConceptsAssociated with significantly lower oddsSymptomatic patientsSignificantly lower oddsLower oddsIpsilateral carotid endarterectomyCox regression analysisOdds of hypotensionCarotid artery stentingVascular Quality InitiativeAsymptomatic patientsOdds of hypertensionKaplan-MeierPeriprocedural stroke/deathCAS proceduresPeriprocedural hypotensionArtery stentingCarotid angioplastyCarotid endarterectomyPatientsStroke/deathEvaluate outcomesOddsHypotensionBradycardiaStentFixed and variable cost of carotid endarterectomy and stenting in the United States: A comparative study
Obeid T, Alshaikh H, Nejim B, Arhuidese I, Locham S, Malas M. Fixed and variable cost of carotid endarterectomy and stenting in the United States: A comparative study. Journal Of Vascular Surgery 2017, 65: 1398-1406.e1. PMID: 28216356, DOI: 10.1016/j.jvs.2016.11.062.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAngioplastyAsymptomatic DiseasesCarotid StenosisChi-Square DistributionDatabases, FactualDecision Support TechniquesEndarterectomy, CarotidFemaleHospital CostsHumansMaleMiddle AgedModels, EconomicPatient SelectionProcess Assessment, Health CarePropensity ScoreRetrospective StudiesStentsTime FactorsTreatment OutcomeUnited StatesConceptsCost of carotid artery stentingSymptomatic patientsHospital costsPropensity score matchingSymptomatic statusScore matchingPremier Perspective databaseCarotid artery stentingComorbidities of patientsStudent's t-testIn-hospital costsActual hospital costsAsymptomatic patientsSurgeon specialtyHospital characteristicsMale patientsCosts of carotid endarterectomyAsymptomatic cohortPerspective databaseArtery stentingPrimary outcomeCarotid endarterectomyPatientsClinical comorbiditiesHospital discharge
2016
SS22. Outcomes of Endarterectomy vs Stenting in Patients With Prior Ipsilateral Carotid Artery Stenting
Arhuidese I, Obeid T, Nejim B, Locham S, Hicks C, Malas M. SS22. Outcomes of Endarterectomy vs Stenting in Patients With Prior Ipsilateral Carotid Artery Stenting. Journal Of Vascular Surgery 2016, 63: 140s-141s. DOI: 10.1016/j.jvs.2016.03.243.Peer-Reviewed Original ResearchCarotid artery stentingArtery stentingOutcomes after carotid artery stenting in hemodialysis patients
Arhuidese I, Obeid T, Hicks C, Yin K, Canner J, Segev D, Malas M. Outcomes after carotid artery stenting in hemodialysis patients. Journal Of Vascular Surgery 2016, 63: 1511-1516. PMID: 27106247, DOI: 10.1016/j.jvs.2016.02.044.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAngioplastyCarotid Artery DiseasesChi-Square DistributionDatabases, FactualDisease-Free SurvivalFemaleHumansKidney DiseasesLogistic ModelsMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPatient SelectionProportional Hazards ModelsRenal DialysisRetrospective StudiesRisk AssessmentRisk FactorsStentsStrokeTime FactorsTreatment OutcomeUnited StatesConceptsCarotid artery stentingHemodialysis patientsStudy of outcomesArtery stentingObservational study of outcomesCohort of hemodialysis patientsAsymptomatic dialysis patientsSingle-institution seriesMedian follow-upLong-term freedomPerceived poor outcomesLong-term outcomesPlanning carotid artery stentingLong-term survivalPopulation-based studyPredictors of strokeSymptomatic patientsPopulation-based study of outcomesPatient survivalRandomized studySymptomatic statusPoor outcomeFollow-upCox regressionDialysis patientsAbstract TMP21: Effect of Non-evidence Based Practices in Carotid Artery Stenting on Outcomes
Obeid T, Arhuidese I, Malas M. Abstract TMP21: Effect of Non-evidence Based Practices in Carotid Artery Stenting on Outcomes. Stroke 2016, 47 DOI: 10.1161/str.47.suppl_1.tmp21.Peer-Reviewed Original ResearchProximal embolic protectionPrimary stentingEmbolic protectionEffectiveness of primary stentingVascular Quality Initiative (VQI) databasePrimary composite end pointPrimary carotid stentingPrimary stent groupComposite end pointCarotid artery stentingOutcomes of CASMyocardial infarction ratePropensity score matchingAntagonist usePerioperative complicationsP2Y12 antagonistsStented patientsPatient-level factorsStroke/death rateTreated cohortLogistic regression modelsIpsilateral CEAStent groupArtery stentingCarotid stenting
2015
Beta-blocker use is associated with lower stroke and death after carotid artery stenting
Obeid T, Arhuidese I, Gaidry A, Qazi U, Abularrage C, Goodney P, Cronenwett J, Malas M. Beta-blocker use is associated with lower stroke and death after carotid artery stenting. Journal Of Vascular Surgery 2015, 63: 363-369. PMID: 26526052, PMCID: PMC5292260, DOI: 10.1016/j.jvs.2015.08.108.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdrenergic beta-AntagonistsAdultAgedAged, 80 and overAngioplastyCarotid Artery DiseasesChi-Square DistributionDatabases, FactualFemaleHemodynamicsHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioProtective FactorsRetrospective StudiesRisk AssessmentRisk FactorsStentsStrokeTime FactorsTreatment OutcomeUnited StatesYoung AdultConceptsCarotid artery stentingBeta-blocker usePostprocedural hypertensionPostprocedural hypotensionBeta-blockersArtery stentingAssociated with postprocedural hypotensionEffect of preoperative medicationOutcomes of carotid artery stentingPredictors of postoperative strokeAssociated with lower strokeSelection of patientsMultivariate logistic regression modelDistal embolic protection useVascular Quality InitiativeMyocardial infarction rateGranular clinical dataMultiple controlled trialsPreoperative medicationsPostoperative strokeBeta blockersPeriprocedural stroke/deathStroke/death rateLogistic regression modelsStroke/death riskPoststent ballooning is associated with increased periprocedural stroke and death rate in carotid artery stenting
Obeid T, Arnaoutakis D, Arhuidese I, Qazi U, Abularrage C, Black J, Perler B, Malas M. Poststent ballooning is associated with increased periprocedural stroke and death rate in carotid artery stenting. Journal Of Vascular Surgery 2015, 62: 616-623.e1. PMID: 26033011, DOI: 10.1016/j.jvs.2015.03.069.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAngioplasty, BalloonCarotid StenosisChi-Square DistributionDatabases, FactualFemaleHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisOdds RatioPatient SelectionRetrospective StudiesRisk AssessmentRisk FactorsSeverity of Illness IndexStentsStrokeTime FactorsTreatment OutcomeYoung AdultConceptsCarotid artery stentingCarotid endarterectomyHemodynamic depressionPerioperative strokeArtery stentingVascular Quality Initiative databaseApplication of carotid artery stentingAge of patientsIncreased perioperative riskIpsilateral CEASevere residual stenosisDeath rateCarotid artery lesionsLogistic regression analysisDegree of stenosisComplication rateSurgical riskPatient agePreoperative medicationsPerioperative riskRetrospective analysisSymptomatic statusIntraoperative techniquesResidual stenosisComparison to carotid endarterectomy