2022
Prevalence and Characteristics of Patients with Median Arcuate Ligament Syndrome in a Cohort Diagnosed with Celiac Artery Compression.
Kozhimala M, Chan S, Weininger G, Sumpio B, Levine L, Harris S, Zheng S, Longo W, Ochoa Chaar C, Guzman R, Sumpio B. Prevalence and Characteristics of Patients with Median Arcuate Ligament Syndrome in a Cohort Diagnosed with Celiac Artery Compression. Journal Of The American College Of Surgeons 2022, 236: 1085-1091. PMID: 36476640, DOI: 10.1097/xcs.0000000000000500.Peer-Reviewed Original ResearchConceptsMedian arcuate ligament syndromeCeliac artery compressionArcuate ligament syndromeCharacteristics of patientsMALS patientsArtery compressionArtery diseaseRenal diseaseMesenteric artery diseasePeripheral arterial diseasePeripheral artery diseaseRetrospective chart reviewCohort of patientsMedical record reviewFrequent differential diagnosisSignificant differencesAbdominal symptomsAtherosclerotic characteristicsEpigastric painGastrointestinal comorbiditiesChart reviewArterial diseaseAtherosclerotic diseaseRecord reviewClinical symptoms
2020
Outcomes of treatment with paclitaxel-coated devices for peripheral arterial disease
Kim TI, Kiwan G, Mohamedali A, Zhang Y, Mena-Hurtado C, Mojibian H, Guzman RJ, Ochoa Chaar CI. Outcomes of treatment with paclitaxel-coated devices for peripheral arterial disease. Journal Of Vascular Surgery 2020, 73: 911-917. PMID: 33038480, DOI: 10.1016/j.jvs.2020.08.146.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAmputation, SurgicalCardiovascular AgentsCoated Materials, BiocompatibleDrug-Eluting StentsEndovascular ProceduresFemaleHumansLimb SalvageMaleMiddle AgedPaclitaxelPeripheral Arterial DiseaseProsthesis DesignRetreatmentRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeVascular PatencyConceptsPaclitaxel-coated devicesPeripheral artery diseaseCause of mortalityPCD useRisk of mortalityCumulative doseFemoropopliteal peripheral artery diseaseKaplan-Meier survival curvesLong-term mortalityPeripheral arterial diseaseCox regression analysisDrug-coated balloonsOutcome of treatmentDrug-eluting stentsMajor amputationPrimary patencyReintervention rateArtery diseaseArterial diseaseRandomized trialsOpen surgeryPresent studySingle institutionEndovascular interventionPatientsLower Extremity Revascularization for Chronic Limb-Threatening Ischemia among Patients at the Extremes of Age
Kim TI, Aboian E, Fischer U, Zhang Y, Guzman RJ, Ochoa Chaar CI. Lower Extremity Revascularization for Chronic Limb-Threatening Ischemia among Patients at the Extremes of Age. Annals Of Vascular Surgery 2020, 72: 517-528. PMID: 32927042, DOI: 10.1016/j.avsg.2020.08.135.Peer-Reviewed Original ResearchMeSH KeywordsAge of OnsetAgedAged, 80 and overAgingAmputation, SurgicalChronic DiseaseDatabases, FactualEndovascular ProceduresFemaleHumansIschemiaLimb SalvageLower ExtremityMaleMiddle AgedPeripheral Arterial DiseaseRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeVascular Surgical ProceduresConceptsChronic limb-threatening ischemiaLower extremity revascularizationExtremes of ageRisk factor profileMajor amputationPatients 51Extremity revascularizationFactor profileDistinct risk factor profilesAge groupsChronic limb threatening ischemiaLimb threatening ischemiaLimb-threatening ischemiaMajor amputation ratePeripheral artery diseaseGroup of patientsInsulin-dependent diabetesExtreme age groupsSuprainguinal bypassAmputation rateElderly patientsInfrainguinal bypassActive smokersArtery diseaseMultivariable analysisThe Reintervention Index: A New Outcome Measure for Comparative Effectiveness of Lower Extremity Revascularization
Ochoa Chaar CI, Gholitabar N, DeTrani M, Jorshery S, Zhuo H, Zhang Y, Dardik A. The Reintervention Index: A New Outcome Measure for Comparative Effectiveness of Lower Extremity Revascularization. Annals Of Vascular Surgery 2020, 69: 52-61. PMID: 32474144, DOI: 10.1016/j.avsg.2020.05.040.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAmputation, SurgicalComparative Effectiveness ResearchEndarterectomyEndovascular ProceduresFemaleHumansLimb SalvageLower ExtremityMaleMiddle AgedPeripheral Arterial DiseasePostoperative ComplicationsRetreatmentRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeVascular GraftingConceptsOpen lower extremity revascularizationLower extremity revascularizationPeripheral artery diseaseEndovascular groupExtremity revascularizationOutcome measuresEndovascular lower extremity revascularizationFrequency of reinterventionsTertiary care centerCurrent outcome measuresNew outcome measureType of procedureCardiovascular comorbiditiesMajor amputationEndovascular revascularizationReintervention ratePatient characteristicsArtery diseaseConsecutive patientsMultivariable analysisRetrospective reviewOpen groupCare centerEndovascular proceduresReinterventionPostcontrast 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 complicationRapid increase in hybrid surgery for the treatment of peripheral artery disease in the Vascular Quality Initiative database
Fereydooni A, Zhou B, Xu Y, Deng Y, Dardik A, Ochoa Chaar CI. Rapid increase in hybrid surgery for the treatment of peripheral artery disease in the Vascular Quality Initiative database. Journal Of Vascular Surgery 2020, 72: 977-986.e1. PMID: 32067877, DOI: 10.1016/j.jvs.2019.11.041.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmputation, SurgicalCombined Modality TherapyDatabases, FactualEndarterectomyEndovascular ProceduresFemaleFemoral ArteryHumansLimb SalvageMaleMiddle AgedPeripheral Arterial DiseasePopliteal ArteryPostoperative ComplicationsRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeVascular GraftingVascular PatencyConceptsLower extremity revascularizationOpen lower extremity revascularizationVascular Quality Initiative databaseFemoropopliteal revascularizationHybrid surgeryAmbulatory statusFemoropopliteal bypassArtery diseaseFemoral endarterectomyChronic obstructive pulmonary diseaseAmputation-free survivalHigh-risk patientsPeripheral artery diseaseVascular Quality InitiativeObstructive pulmonary diseaseCoronary artery diseaseGroup of patientsKaplan-Meier analysisInitiative databaseLength of stayContemporary national trendsBYP groupFemoropopliteal vesselsHYB groupPerioperative advantages
2019
Perioperative Outcomes of Lower Extremity Revascularization for Rest Pain and Tissue Loss
Tsay C, Luo J, Zhang Y, Attaran R, Dardik A, Ochoa Chaar CI. Perioperative Outcomes of Lower Extremity Revascularization for Rest Pain and Tissue Loss. Annals Of Vascular Surgery 2019, 66: 493-501. PMID: 31756416, DOI: 10.1016/j.avsg.2019.11.019.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overAmputation, SurgicalCritical IllnessDatabases, FactualFemaleGangreneHumansIschemiaLeg UlcerLength of StayLimb SalvageLower ExtremityMaleMiddle AgedPainPatient ReadmissionPeripheral Arterial DiseasePostoperative ComplicationsRetrospective StudiesRisk AssessmentRisk FactorsSeverity of Illness IndexTime FactorsTreatment OutcomeUnited StatesVascular GraftingYoung AdultConceptsCritical limb ischemiaRest painMajor amputationTissue lossPerioperative outcomesTL patientsSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseSevere peripheral artery diseaseQuality Improvement Program databaseTerms of pneumoniaWorse perioperative outcomesLonger hospital stayHigher American SocietyImprovement Program databasePeripheral artery diseaseCongestive heart failureLower Extremity RevascularizationICD-10 codesAnesthesiologists classUnplanned intubationHospital stayPerioperative mortalityExtremity revascularizationLimb ischemiaNational trends of hybrid lower extremity revascularization in the ACS-NSQIP database
Fereydooni A, Zhou B, Jorshery SD, Deng Y, Dardik A, Chaar CIO. National trends of hybrid lower extremity revascularization in the ACS-NSQIP database. Vascular 2019, 27: 653-662. PMID: 31126228, DOI: 10.1177/1708538119852019.Peer-Reviewed Original ResearchConceptsLower extremity revascularizationExtremity revascularizationPeripheral artery diseaseVascular surgeonsSurgical specialistsPerioperative outcomesArtery diseaseHybrid surgeryHybrid procedureNational Surgical Quality Improvement Project databaseSurgeons National Surgical Quality Improvement Project databaseDisease codes -9Non-vascular surgeonsCurrent Procedural Terminology codesACS-NSQIP databaseProcedural Terminology codesNational trendsContemporary national trendsAnesthesiologists classificationEmergent surgeryOverall morbidityOnly patientsFemoral endarterectomyPropensity matching