2023
Effect of inferior vena cava filter placement position on device complications
Grubman S, Kostiuk V, Brahmandam A, Tonnessen B, Mojibian H, Schneider E, Guzman R, Chaar C. Effect of inferior vena cava filter placement position on device complications. Journal Of Vascular Surgery Venous And Lymphatic Disorders 2023, 11: 1165-1174.e2. PMID: 37356713, DOI: 10.1016/j.jvsv.2023.05.020.Peer-Reviewed Original ResearchDevice-related mortalityDeep vein thrombosisIVC thrombosisIVC filtersRenal veinDevice complicationsCause mortalityPulmonary embolismVein thrombosisGroup CInferior vena cava filterAccess site hematomaPrimary end pointBaseline patient characteristicsSingle tertiary centerLong-term complicationsLong-term outcomesMultivariate logistic regressionRisk of thrombosisVena cava filtersLong-term thrombosisDistribution of sexEligible patientsSite hematomaPatient 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
2022
Sex differences in long-term outcomes of patients with deep vein thrombosis
Chan SM, Brahmandam A, Valcarce-Aspegren M, Zhuo H, Zhang Y, Tonnessen BH, Lee AI, Chaar C. Sex differences in long-term outcomes of patients with deep vein thrombosis. Vascular 2022, 31: 994-1002. PMID: 35502988, DOI: 10.1177/17085381221097746.Peer-Reviewed Original ResearchConceptsDeep vein thrombosisLong-term outcomesCatheter-directed thrombolysisLong-term mortalityVein thrombosisOverall mortalityFemale patientsOverall long-term mortalityBleeding-related mortalityLong-term bleedingDuration of anticoagulationRetrospective chart reviewTertiary care centerCongestive heart failureOverall mortality rateShort-term outcomesSeverity of PEMultivariable regression analysisRegression analysisSex differencesCaprini scoreRecurrent VTESystemic thrombolysisVenous thromboembolismBaseline characteristics
2004
Low-Molecular-Weight Heparin Versus Coumarin for the Prevention of Recurrent Venous Thromboembolism in Patients With Cancer
Tonnessen B, Money S. Low-Molecular-Weight Heparin Versus Coumarin for the Prevention of Recurrent Venous Thromboembolism in Patients With Cancer. Perspectives In Vascular Surgery And Endovascular Therapy 2004, 16: 144-146. DOI: 10.1177/153100350401600217.Peer-Reviewed Original ResearchWeight heparin groupRecurrent venous thromboembolismRecurrent thromboembolismVenous thromboembolismWeight heparinAnticoagulation groupHeparin groupOpen-label clinical trialLowmolecular-weight heparinAcute venous thromboembolismOral anticoagulant therapyDeep vein thrombosisGroup of patientsMolecular weight heparinLower mortality rateOral anticoagulantsAnticoagulant therapyPulmonary embolismVein thrombosisCancer patientsClinical trialsEffective therapyThromboembolismMortality ratePatients