2024
Long-Term Outcomes of Elective Endovascular versus Open Repair of Popliteal Artery Aneurysms in the VISION Database
Satam K, Brahmandam A, Zheng X, Mao J, Goodney P, Ochoa Chaar C. Long-Term Outcomes of Elective Endovascular versus Open Repair of Popliteal Artery Aneurysms in the VISION Database. Journal Of Vascular Surgery 2024 PMID: 39454844, DOI: 10.1016/j.jvs.2024.10.026.Peer-Reviewed Original ResearchPopliteal artery aneurysm repairGreat saphenous veinLong-term outcomesVascular Quality InitiativeAneurysm repairAssociated with increased survivalShort hospital length of stayGreat saphenous vein bypassHospital length of stayRandomized multicenter studyCox proportional hazards regressionKaplan-Meier curvesAssociated with lower mortalityPopliteal aneurysm repairPopliteal artery aneurysmPeripheral vascular interventionsProportional hazards regressionLength of stayP2Y12 inhibitorsBaseline characteristicsMulticenter studyEndovascular therapyArtery aneurysmPropensity-matchedSubgroup analysisRuptured Complex Aortoiliac Aneurysm in an Elderly Patient With a Kidney Transplant Presenting With Sciatica.
Kostiuk V, Rodriguez P, Aboian E, Kuwayama D, Guzman R, Ochoa Chaar C. Ruptured Complex Aortoiliac Aneurysm in an Elderly Patient With a Kidney Transplant Presenting With Sciatica. Vascular And Endovascular Surgery 2024, 15385744241296220. PMID: 39438778, DOI: 10.1177/15385744241296220.Peer-Reviewed Original ResearchCommon iliac artery aneurysmsIliac artery aneurysmsAbdominal aortic aneurysmArtery aneurysmRenal artery originsKidney transplantationAortic aneurysmEndovascular repairAneurysm repairArtery originLeft common iliac artery aneurysmConcomitant abdominal aortic aneurysmNon-contrast CT scanComplex aneurysm anatomyComplex aortoiliac aneurysmsIntra-abdominal aneurysmsFemoral-femoral bypassRinged PTFE graftEndovascular aneurysm repairKidney transplant functionFunctioning kidney transplantExternal iliac arteryRisk of ruptureSciatica symptomsAortoiliac aneurysms
2023
The association between diabetes mellitus and its management with outcomes following endovascular repair for descending thoracic aortic aneurysm
Summers S, Rastogi V, Yadavalli S, Wang S, Schaller M, Jones D, Ochoa Chaar C, de Bruin J, Verhagen H, Schermerhorn M. The association between diabetes mellitus and its management with outcomes following endovascular repair for descending thoracic aortic aneurysm. Journal Of Vascular Surgery 2023, 78: 313-323. PMID: 36966848, DOI: 10.1016/j.jvs.2023.02.024.Peer-Reviewed Original ResearchConceptsThoracic aortic aneurysmDiabetes mellitusNoninsulin medicationsPerioperative mortalityAortic aneurysmHospital complicationsEndovascular repairDietary managementSimilar perioperative mortalityMultivariable Cox regressionHigh perioperative mortalityVascular Quality InitiativeMultivariable logistic regressionEndovascular aneurysm repairMultivariable regression analysisDM statusNoninsulin therapySac regressionInsulin therapyTherapy cohortAneurysm repairDietary therapyDM subgroupCox regressionInsulin medicationCharacteristics 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 characteristics
2021
Emergent percutaneous chimney endovascular aortic repair of a secondary aortoenteric fistula in the setting of a solitary kidney
Chen JF, Chaar C, Cardella J, Dardik A, Guzman RJ, Nassiri N. Emergent percutaneous chimney endovascular aortic repair of a secondary aortoenteric fistula in the setting of a solitary kidney. Journal Of Vascular Surgery Cases And Innovative Techniques 2021, 7: 253-257. PMID: 33997566, PMCID: PMC8095080, DOI: 10.1016/j.jvscit.2021.01.009.Peer-Reviewed Original ResearchSecondary aortoenteric fistulaAortoenteric fistulaAortic surgerySolitary kidneyEndovascular repairChimney endovascular aortic repairUrgent endovascular repairExtra-anatomic bypassOpen aortic surgeryEndovascular aortic repairEndovascular aneurysm repairAlternative treatment modalityGraft excisionAortic repairAneurysm repairSeptic shockLethal complicationTreatment modalitiesPoor candidatesSitu reconstructionFistulaTraditional treatmentPatientsSurgeryKidney
2020
Endograft type and anesthesia mode are associated with mortality of endovascular aneurysm repair for ruptured abdominal aortic aneurysms
Bellamkonda KS, Yousef S, Zhang Y, Dardik A, Geirsson A, Chaar CIO. Endograft type and anesthesia mode are associated with mortality of endovascular aneurysm repair for ruptured abdominal aortic aneurysms. Vascular 2020, 29: 155-162. PMID: 32787557, DOI: 10.1177/1708538120947859.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overAnesthesia, GeneralAortic Aneurysm, AbdominalAortic RuptureBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationDatabases, FactualEndovascular ProceduresFemaleHumansMaleMiddle AgedProsthesis DesignRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeYoung AdultConceptsInfrarenal abdominal aortic aneurysmAbdominal aortic aneurysmEndovascular aneurysm repairBody mass indexAortic aneurysmEndograft typeAneurysm repairOverall mortalityMass indexSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseRuptured infrarenal abdominal aortic aneurysmQuality Improvement Program databaseRuptured abdominal aortic aneurysmLower body mass indexAbdominal aortic aneurysm diameterAneurysmal iliac arteriesDependent functional statusCharacteristics of patientsImprovement Program databasePrimary treatment modalityOpen abdominal surgeryAortic aneurysm diameterSignificant differencesConcomitant stenting
2009
Endovascular aneurysm repair is associated with less malnutrition than open abdominal aortic aneurysm repair
Chaar CI, Fitzgerald TN, Dewan M, Huddle M, Schlosser FJ, Perkal M, Muhs BE, Dardik A. Endovascular aneurysm repair is associated with less malnutrition than open abdominal aortic aneurysm repair. The American Journal Of Surgery 2009, 198: 623-627. PMID: 19887189, PMCID: PMC2774903, DOI: 10.1016/j.amjsurg.2009.07.022.Peer-Reviewed Original ResearchConceptsEndovascular aneurysm repairAbdominal aortic aneurysm repairAortic aneurysm repairAneurysm repairPostoperative malnutritionAAA repairOpen repairOpen abdominal aortic aneurysm repairIntensive care unit stayNutritional Risk Index scoresVeterans Affairs Connecticut Healthcare SystemNutritional Risk IndexDuration of intubationLength of hospitalizationOpen AAA repairRecords of patientsRisk index scoreLess malnutritionUnit stayAlbumin levelsPrimary outcomePatientsIndex scoreMalnutritionHealthcare system