2023
Characteristics and 1-year outcomes of patients with rupture of small abdominal aortic aneurysms
Bellamkonda K, Zogg C, Nassiri N, Sadeghi M, Zhang Y, Guzman R, Ochoa Chaar C. Characteristics and 1-year outcomes of patients with rupture of small abdominal aortic aneurysms. Journal Of Vascular Surgery 2023, 77: 1649-1657. PMID: 36796595, DOI: 10.1016/j.jvs.2023.02.003.Peer-Reviewed Original ResearchConceptsEndovascular aneurysm repairAbdominal aortic aneurysmRAAA casesRAAA groupElective repairAneurysm repairAortic aneurysmMyocardial infarctionVascular Quality Initiative databaseLower body mass indexSmall abdominal aortic aneurysmsMean aneurysm diameterVascular Surgery guidelinesLong-term mortalityOutcomes of patientsPerioperative myocardial infarctionOpen AAA repairBody mass indexLong-term outcomesOperative thresholdAfrican AmericansInfrarenal aneurysmsTotal morbidityAAA repairPatient characteristicsIncidence and Significance of Deep Venous Reflux in Patients Treated with Saphenous Vein Ablation
Satam K, Aurshina A, Zhuo H, Zhang Y, Cardella J, Aboian E, Tonnessen B, Guzman R, Ochoa Chaar C. Incidence and Significance of Deep Venous Reflux in Patients Treated with Saphenous Vein Ablation. Annals Of Vascular Surgery 2023, 91: 182-190. PMID: 36693564, DOI: 10.1016/j.avsg.2022.11.034.Peer-Reviewed Original ResearchConceptsDeep venous refluxDeep vein thrombosisVenous ablationNumeric rating scaleVenous refluxHistory of DVTLong-term symptomatic reliefAdvanced venous diseasePain medication useTertiary care centerSaphenous vein ablationElectronic medical recordsClinical reliefPatient characteristicsVein ablationVein thrombosisMedication useSymptomatic reliefVenous insufficiencyVenous diseaseCompression stockingsInitial ultrasoundBlack raceSubgroup analysisMedical records
2020
Correlation of venous symptoms with iliac vein stenosis on magnetic resonance imaging
Aurshina A, Huber S, Deng Y, Attaran R, Nassiri N, Dardik A, Ochoa Chaar CI. Correlation of venous symptoms with iliac vein stenosis on magnetic resonance imaging. Journal Of Vascular Surgery Venous And Lymphatic Disorders 2020, 9: 1291-1296.e1. PMID: 33387666, DOI: 10.1016/j.jvsv.2020.12.077.Peer-Reviewed Original ResearchConceptsIliac vein stenosisMagnetic resonance imagingElectronic medical recordsVenous symptomsVein stenosisEMR reviewResonance imagingLower extremity venous diseaseTelephone survey resultsConsecutive adult patientsThird of patientsBrief telephone surveyAdult patientsPatient characteristicsConsecutive patientsVenous stenosisVenous diseaseRetrospective studyMean ageMedical recordsStenosisPatientsMRI scansSymptomsPelvisRegional Anesthesia is Underutilized for Carotid Endarterectomy Despite Improved Perioperative Outcomes Compared with General Anesthesia
Lumas S, Hsiang W, Akhtar S, Ochoa Chaar CI. Regional Anesthesia is Underutilized for Carotid Endarterectomy Despite Improved Perioperative Outcomes Compared with General Anesthesia. Annals Of Vascular Surgery 2020, 73: 336-343. PMID: 33373769, DOI: 10.1016/j.avsg.2020.11.035.Peer-Reviewed Original ResearchConceptsNational Surgical Quality Improvement ProgramCarotid endarterectomyGeneral anesthesiaRegional anesthesiaImproved outcomesSurgeons National Surgical Quality Improvement ProgramChronic obstructive pulmonary diseaseOutcomes of CEASurgical Quality Improvement ProgramCombined end pointObstructive pulmonary diseaseChoice of anestheticQuality Improvement ProgramAnesthesia typeHospital lengthPerioperative outcomesBaseline characteristicsPatient characteristicsCarotid surgeryHeart failurePropensity matchingPulmonary diseaseGA patientsMyocardial infarctionAmerican CollegeLocation of reflux in the saphenous vein does not affect outcomes of vein ablation
Aurshina A, Cardella J, Sumpio B, Zhuo H, Zhang Y, Dardik A, Ochoa Chaar CI. Location of reflux in the saphenous vein does not affect outcomes of vein ablation. Journal Of Vascular Surgery Venous And Lymphatic Disorders 2020, 9: 932-937. PMID: 33249108, DOI: 10.1016/j.jvsv.2020.11.013.Peer-Reviewed Original ResearchConceptsVenous ablationSaphenous veinElectronic medical recordsMean patient ageRecurrence of painSingle-center reviewIncidence of complicationsClinical success rateNumeric rating scaleTechnical success ratePatients' electronic medical recordsTelephone surveySuccess rateIntensity of symptomsValvular refluxCEAP classSymptomatic patientsConsecutive patientsOutpatient officePatient agePatient characteristicsVein ablationDuplex ultrasonographySymptom improvementBilateral treatmentCosts and complications of hospital admissions for inferior vena cava filter malfunction
Kim TI, Abougergi MS, Guzman RJ, Ochoa Chaar CI. Costs and complications of hospital admissions for inferior vena cava filter malfunction. Journal Of Vascular Surgery Venous And Lymphatic Disorders 2020, 9: 315-320.e4. PMID: 32791305, DOI: 10.1016/j.jvsv.2020.08.002.Peer-Reviewed Original ResearchMeSH KeywordsCost SavingsCost-Benefit AnalysisDatabases, FactualDevice RemovalEndovascular ProceduresFemaleForeign-Body MigrationHospital CostsHumansInpatientsLength of StayMaleMiddle AgedPatient AdmissionProsthesis DesignProsthesis FailureProsthesis ImplantationRetrospective StudiesTime FactorsTreatment OutcomeUnited StatesVena Cava FiltersConceptsIVCF retrievalEndovascular retrievalOpen retrievalMost patientsHospital admissionEndovascular removalNational Inpatient Sample databaseHigher infectious complicationsNational hospital admissionMean hospital lengthDeep venous thrombosisTenth Revision codesHigher hospital costsCost of hospitalizationSpecific ICD-10 codesUrban teaching hospitalICD-10 codesInfectious complicationsOverall complicationsHospital lengthInpatient mortalityAbdominal surgeryInstitutional seriesPatient characteristicsPulmonary embolismDiscrepancy in Outcomes after Revascularization for Chronic Limb-Threatening Ischemia Warrants Separate Reporting of Rest Pain and Tissue Loss
Brahmandam A, Gholitabar N, Cardella J, Nassiri N, Dardik A, Georgi M, Ochoa Chaar CI. Discrepancy in Outcomes after Revascularization for Chronic Limb-Threatening Ischemia Warrants Separate Reporting of Rest Pain and Tissue Loss. Annals Of Vascular Surgery 2020, 70: 237-244. PMID: 32659417, DOI: 10.1016/j.avsg.2020.06.057.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmputation, SurgicalBenchmarkingChronic DiseaseComorbidityDatabases, FactualFemaleHospital MortalityHumansInpatientsIntermittent ClaudicationIschemiaMalePeripheral Arterial DiseaseQuality Indicators, Health CareRetrospective StudiesRisk AssessmentRisk FactorsTreatment OutcomeUnited StatesVascular Surgical ProceduresConceptsLower extremity revascularizationCharlson Comorbidity IndexRest painMajor amputationInpatient mortalityTissue lossEndovascular lower extremity revascularizationWorse short-term outcomesShort-term outcomesNational Inpatient SampleLength of stayMultivariable regression analysisComorbidity indexExtremity revascularizationPatient characteristicsMultivariable analysisInpatient SampleHigh comorbidityMean costPatientsAmputationMortalityTL groupOutcomesRevascularizationThe 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 proceduresReintervention
2019
One-Year Readmission after Open and Endovascular Revascularization for Critical Limb Ischemia
Ochoa Chaar CI, Gholitabar N, Goodney P, Dardik A, Abougergi MS. One-Year Readmission after Open and Endovascular Revascularization for Critical Limb Ischemia. Annals Of Vascular Surgery 2019, 61: 25-32.e2. PMID: 31376536, DOI: 10.1016/j.avsg.2019.07.003.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmputation, SurgicalCritical IllnessDatabases, FactualEndovascular ProceduresFemaleHospital MortalityHumansIschemiaLower ExtremityMalePatient ReadmissionPeripheral Arterial DiseaseReoperationRetrospective StudiesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesVascular Surgical ProceduresConceptsEndovascular lower extremity revascularizationLower extremity revascularizationCritical limb ischemiaCharlson Comorbidity IndexNationwide Readmissions DatabaseExtremity revascularizationMajor amputationEndovascular groupLimb ischemiaHigher Charlson comorbidity indexOne-year readmissionCohort of patientsClinical Modification codesHigher readmission ratesRisk-adjusted outcomesCost of careComorbidity indexEndovascular revascularizationInpatient mortalityReadmission ratesSubsequent readmissionPatient characteristicsInitial treatmentOpen revascularizationNinth RevisionCosts and complications of endovascular inferior vena cava filter retrieval
Brahmandam A, Skrip L, Mojibian H, Aruny J, Sumpio B, Dardik A, Sarac T, Ochoa Chaar CI. Costs and complications of endovascular inferior vena cava filter retrieval. Journal Of Vascular Surgery Venous And Lymphatic Disorders 2019, 7: 653-659.e1. PMID: 31307952, DOI: 10.1016/j.jvsv.2019.02.017.Peer-Reviewed Original ResearchConceptsAdvanced endovascular techniquesIVC filter retrievalFilter dwell timeInferior vena cava filter retrievalEndovascular techniquesFilter retrievalProcedural costsAdditional endovascular techniquesVenous ultrasound examinationVenous access sitesAbnormal radiologic findingsComputed tomography scanTotal procedural timeComplication rateMost complicationsPatient characteristicsTertiary centerRadiologic findingsOutside hospitalIVC filtersLower extremitiesTomography scanUltrasound examinationAccess siteBronchoscopy forcepsPatient perspectives on inferior vena cava filter retrieval
Aurshina A, Brahmandam A, Zhang Y, Yang Y, Mojibian H, Sarac T, Ochoa Chaar CI. Patient perspectives on inferior vena cava filter retrieval. Journal Of Vascular Surgery Venous And Lymphatic Disorders 2019, 7: 507-513. PMID: 30850353, DOI: 10.1016/j.jvsv.2018.11.011.Peer-Reviewed Original ResearchMeSH KeywordsAdultClinical Decision-MakingComorbidityDevice RemovalDirect-to-Consumer AdvertisingFemaleHealth CommunicationHealth Knowledge, Attitudes, PracticeHumansMaleMiddle AgedPatient CompliancePatient Education as TopicPatientsPulmonary EmbolismRetrospective StudiesRisk FactorsSex FactorsVena Cava FiltersConceptsIVC filter placementMajority of patientsFilter placementIVC filtersPatient's perspectiveRetrospective single-center reviewSingle-center reviewLong-term complicationsPrimary care providersTelephone surveyInferior Vena Cava Filter Retrieval RatesInferior vena cava filter retrievalTeam of physiciansFilter retrieval ratesElectronic medical recordsTerms of demographicsHealth-related communicationPatient demographicsPatient characteristicsPatient factorsMedical recordsPatient awarenessVascular specialistsOverall retrieval rateLong-term effects