2024
Atherectomy – The Options, the Evidence, and When Should It Be Used
Pinto P, Ochoa Chaar C. Atherectomy – The Options, the Evidence, and When Should It Be Used. Annals Of Vascular Surgery 2024, 107: 127-135. PMID: 38583766, DOI: 10.1016/j.avsg.2023.12.104.Peer-Reviewed Original ResearchPeripheral vascular interventionsEndovascular techniquesLack of level 1 evidenceFirst-line therapyLevel 1 evidenceOffice-based laboratoriesComplex atherosclerotic lesionsProspective studyDissection riskEndovascular technologyBailout stentingArtery calcificationAmbulatory surgery centersSurgery centersModerate disease burdenVascular interventionsPlaque modificationDisease burdenAtherectomyAtherosclerotic lesionsPatientsTheoretical benefitsPractitioner preferencesAtherectomy technologiesTherapyThe Use and Impact of Cilostazol on Patients Undergoing Endovascular Peripheral Interventions
Alameddine D, Damara F, Pinto Rodriguez P, Huttler J, Slade M, Arhuidese I, Aboian E, Ochoa Chaar C. The Use and Impact of Cilostazol on Patients Undergoing Endovascular Peripheral Interventions. Annals Of Vascular Surgery 2024, 103: 47-57. PMID: 38387798, DOI: 10.1016/j.avsg.2023.12.071.Peer-Reviewed Original ResearchImpact of cilostazolPeripheral vascular interventionsPeripheral arterial diseaseTreatment of intermittent claudicationRates of long-term mortalityPeripheral vascular interventional proceduresKaplan-Meier methodCongestive heart failureLong-term mortalityLong-term outcomesEndovascular peripheral interventionsRenal complicationsPatient demographicsBaseline characteristicsHeart failureDiabetes mellitusArtery diseaseIntermittent claudicationCilostazolPatientsVascular interventionsPeripheral interventionsClaudicationOutcomesIntervention
2023
The Utilization of Protamine during Peripheral Vascular Interventions in the VQI
Ali S, Shebl F, Aboian E, Strosberg D, Fischer U, Cardella J, Guzman R, Ochoa Chaar C. The Utilization of Protamine during Peripheral Vascular Interventions in the VQI. Annals Of Vascular Surgery 2023, 101: 72-79. PMID: 38110083, DOI: 10.1016/j.avsg.2023.10.019.Peer-Reviewed Original ResearchPeripheral vascular interventionsAdjusted rate ratiosProtamine useCardiac complicationsPropensity matchingVascular interventionsChronic obstructive pulmonary diseasePropensity scoreCharacteristics of patientsPeripheral arterial diseaseCongestive heart failureObstructive pulmonary diseaseMultivariable Poisson regressionUse of protamineSignificant differencesMedical comorbiditiesP2Y12 inhibitorsPerioperative bleedingPerioperative medicationsPerioperative outcomesDistal embolizationPatient comorbiditiesCarotid surgeryHeart failurePulmonary diseaseArterial dissection during peripheral vascular interventions
Damara F, Alameddine D, Slade M, Cardella J, Tonnessen B, Guzman R, Ochoa Chaar C. Arterial dissection during peripheral vascular interventions. Journal Of Vascular Surgery 2023, 79: 339-347.e6. PMID: 37838217, DOI: 10.1016/j.jvs.2023.10.004.Peer-Reviewed Original ResearchPeripheral vascular interventionsReintervention-free survivalPeripheral arterial diseasePrimary patencyArterial dissectionLower primary patencyArterial diseaseVascular interventionsVascular Quality Initiative databaseLonger occlusion lengthAmputation-free survivalOutcomes of patientsHistory of smokingKaplan-Meier curvesProportional hazards regressionTrend of incidencePrimary endpointFemoropopliteal diseaseLimb outcomesEndovascular therapyFemoropopliteal segmentHazards regressionOpen surgeryOcclusion lengthTreatment modalitiesHigh-Risk Characteristics for Clinical Failure after Isolated Femoropopliteal Peripheral Vascular Interventions
Kim T, Schneider P, Iannuzzi J, Ochoa Chaar C. High-Risk Characteristics for Clinical Failure after Isolated Femoropopliteal Peripheral Vascular Interventions. Annals Of Vascular Surgery 2023, 96: 253-260. PMID: 37088359, DOI: 10.1016/j.avsg.2023.04.010.Peer-Reviewed Original ResearchConceptsPaclitaxel-coated devicesPeripheral vascular interventionsClinical failureHigh riskRisk scoreRest painVascular interventionsMultivariable hierarchical logistic regressionRisk score developmentPrimary end pointHigh-risk patientsVascular Quality InitiativeLower extremity revascularizationTrans-Atlantic InterInsulin-dependent diabetesNovel risk scoreHigh-risk characteristicsLoss of patencyHierarchical logistic regressionMajor amputationLate mortalityMinor amputationExtremity revascularizationOcclusion lengthFemale sexCarbon dioxide angiography during peripheral vascular interventions is associated with decreased cardiac and renal complications in patients with chronic kidney disease
Lee S, Ali S, Cardella J, Turner J, Guzman R, Dardik A, Ochoa Chaar C. Carbon dioxide angiography during peripheral vascular interventions is associated with decreased cardiac and renal complications in patients with chronic kidney disease. Journal Of Vascular Surgery 2023, 78: 201-208. PMID: 36948278, DOI: 10.1016/j.jvs.2023.03.029.Peer-Reviewed Original ResearchConceptsAdvanced chronic kidney diseaseChronic kidney diseasePeripheral vascular interventionsContrast volume usagePC-AKICarbon dioxide angiographyCardiac complicationsPropensity matchingKidney diseaseVascular interventionsPost-contrast acute kidney injuryAcute kidney injuryOutcomes of patientsPeripheral arterial diseasePoor renal functionMultivariate logistic regressionLower contrast volumeVolume of contrastCardiac comorbiditiesKidney injuryMinor amputationRenal complicationsRenal functionEndovascular therapyArterial disease
2021
Strategies to Minimize Iodinated Contrast Volume in Patients with Chronic Kidney Disease Undergoing Peripheral Vascular Interventions
Lee SR, Dardik A, Chaar CIO. Strategies to Minimize Iodinated Contrast Volume in Patients with Chronic Kidney Disease Undergoing Peripheral Vascular Interventions. Annals Of Vascular Surgery 2021, 73: 490-495. PMID: 33556507, DOI: 10.1016/j.avsg.2021.01.081.Peer-Reviewed Original ResearchConceptsPeripheral vascular interventionsChronic kidney diseaseVascular interventionsPostcontrast acute kidney injuryChronic limb threatening ischemiaSuccessful endovascular revascularizationAcute kidney injuryCKD stage 4Limb threatening ischemiaPC-AKIEndovascular revascularizationKidney injuryUse of ICMContrast volumeKidney diseaseIntravascular lesionsContrast mediumPatientsStage 4InterventionRiskRevascularizationIschemiaInjuryTherapy
2020
The Use of Embolic Protection Devices during Lower Extremity Peripheral Vascular Interventions
Ochoa Chaar CI, Kim TI, Shebl FM, Dardik A. The Use of Embolic Protection Devices during Lower Extremity Peripheral Vascular Interventions. Annals Of Vascular Surgery 2020, 69: 9-16. PMID: 32554197, DOI: 10.1016/j.avsg.2020.06.014.Peer-Reviewed Original ResearchConceptsPeripheral vascular interventionsEmbolic protection devicesDistal embolizationMultivariable analysisFluoroscopy timeVascular interventionsEPD useLower extremity peripheral vascular interventionsUse of EPDPropensity-matched control groupChronic obstructive pulmonary diseaseSignificant differencesVascular Study GroupCharacteristics of patientsObstructive pulmonary diseaseCoronary artery diseaseNew England databaseSuperficial femoral arteryExcisional atherectomyArtery diseaseCommon indicationPropensity matchingPulmonary diseaseEndovascular treatmentFemoral arteryPostcontrast Acute Kidney Injury after Peripheral Vascular Interventions in Kidney Transplant Recipients
Lee SR, Dardik A, Ochoa Chaar CI. Postcontrast Acute Kidney Injury after Peripheral Vascular Interventions in Kidney Transplant Recipients. Annals Of Vascular Surgery 2020, 68: 8-14. PMID: 32428641, DOI: 10.1016/j.avsg.2020.04.057.Peer-Reviewed Original ResearchConceptsKidney transplant recipientsPeripheral vascular interventionsPostcontrast acute kidney injuryPC-AKIAcute kidney injuryKidney transplantKidney injuryTransplant recipientsRisk factorsVascular interventionsNew dialysis requirementPoor allograft functionPropensity-matched patientsPeripheral artery diseaseVascular Quality InitiativeGroup of patientsKaplan-Meier analysisMultivariable logistic regressionLong-term survivalAllograft functionBaseline warfarinHospital mortalityDialysis requirementPerioperative outcomesFeared complication
2019
Risk factors and safe contrast volume thresholds for postcontrast acute kidney injury after peripheral vascular interventions
Lee SR, Zhuo H, Zhang Y, Dahl N, Dardik A, Ochoa Chaar CI. Risk factors and safe contrast volume thresholds for postcontrast acute kidney injury after peripheral vascular interventions. Journal Of Vascular Surgery 2019, 72: 603-610.e1. PMID: 31843298, DOI: 10.1016/j.jvs.2019.09.059.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAgedCanadaContrast MediaDatabases, FactualEndovascular ProceduresFemaleHumansIncidenceKidneyMaleMiddle AgedPatient SafetyPeripheral Arterial DiseaseRadiography, InterventionalRenal Insufficiency, ChronicRetrospective StudiesRisk AssessmentRisk FactorsTreatment OutcomeUnited StatesConceptsAdvanced chronic kidney diseaseChronic kidney diseasePeripheral vascular interventionsStages of CKDPostcontrast acute kidney injuryBaseline kidney functionPC-AKIAcute kidney injuryContrast volumeVolume of contrastRisk factorsKidney injuryCumulative incidenceLimb ischemiaKidney functionVascular interventionsMultivariable Cox proportional hazards regressionCox proportional hazards regressionAcute limb ischemiaLong-term mortalityCritical limb ischemiaNormal kidney functionMultivariable logistic regressionProportional hazards regressionLong-term survival