2023
Utility of Hook Sign in the Diagnosis of Median Arcuate Ligament Syndrome
Chan S, Weininger G, Kozhimala M, Sumpio B, Levine L, Harris S, Zheng S, Ochoa Chaar C, Guzman R, Sumpio B. Utility of Hook Sign in the Diagnosis of Median Arcuate Ligament Syndrome. Annals Of Vascular Surgery 2023, 94: 165-171. PMID: 37023920, DOI: 10.1016/j.avsg.2023.03.018.Peer-Reviewed Original ResearchConceptsMedian arcuate ligament syndromeBody mass indexCeliac artery compressionArcuate ligament syndromeCeliac arteryInstitutional review board-approved retrospective chart reviewDiagnosis of MALSElectronic medical record reviewMedian arcuate ligamentNonspecific abdominal painRetrospective chart reviewMedical record reviewTertiary academic centerSignificant predictorsHook signWilcoxon rank sum testRank sum testMALS patientsAbdominal painTomography angiography imagesArtery compressionChart reviewPatient demographicsArcuate ligamentRadiologic characteristics
2022
Impact of secondary mitral regurgitation on survival in atrial and ventricular dysfunction
Mori M, Zogg C, Amabile A, Fereydooni S, Agarwal R, Weininger G, Krane M, Sugeng L, Geirsson A. Impact of secondary mitral regurgitation on survival in atrial and ventricular dysfunction. PLOS ONE 2022, 17: e0277385. PMID: 36548259, PMCID: PMC9778994, DOI: 10.1371/journal.pone.0277385.Peer-Reviewed Original ResearchConceptsSecondary mitral regurgitationVentricular dysfunctionHazard of deathAtrial dysfunctionMitral regurgitationMild secondary mitral regurgitationSevere secondary mitral regurgitationCox proportional hazards modelRisk-adjusted hazardRetrospective cohort studySurvival of patientsProportional hazards modelCohort studyPatient demographicsSeverity strataBetter survivalHazards modelPatientsDysfunctionNatural historyPropensity scoreSeverityDifferent severitySurvivalRegurgitationPrevalence 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 symptomsGrowth rate of ascending thoracic aortic aneurysms in a non-referral-based population
Weininger G, Mori M, Yousef S, Hur DJ, Assi R, Geirsson A, Vallabhajosyula P. Growth rate of ascending thoracic aortic aneurysms in a non-referral-based population. Journal Of Cardiothoracic Surgery 2022, 17: 14. PMID: 35109884, PMCID: PMC8812194, DOI: 10.1186/s13019-022-01761-6.Peer-Reviewed Original ResearchConceptsAneurysm growth rateAortic dilatationAortic aneurysmStudy populationCT scanInitial aneurysm sizeTrue natural historyPatients age 50High-risk patientsMedian time intervalLarge institutional databaseThoracic aortic aneurysmComputed tomography scanAortic aneurysm diseaseRisk patientsAortic sizeInstitutional databaseTomography scanAneurysm diseaseRadiologic diagnosisAneurysm sizeBackgroundPrior studiesAge 50PatientsNatural history
2021
Robotic, totally endoscopic excision of mitral valve papillary fibroelastoma.
Amabile A, Morrison A, Weininger G, LaLonde M, Krane M, Geirsson A. Robotic, totally endoscopic excision of mitral valve papillary fibroelastoma. Multimedia Manual Of Cardio-Thoracic Surgery 2021, 2021 PMID: 34491636, DOI: 10.1510/mmcts.2021.045.Peer-Reviewed Case Reports and Technical NotesDevelopment and Validation of a Predictive Model to Identify Patients With an Ascending Thoracic Aortic Aneurysm
Mori M, Gan G, Deng Y, Yousef S, Weininger G, Daggula KR, Agarwal R, Shang M, Assi R, Geirsson A, Vallabhajosyula P. Development and Validation of a Predictive Model to Identify Patients With an Ascending Thoracic Aortic Aneurysm. Journal Of The American Heart Association 2021, 10: e022102. PMID: 34743563, PMCID: PMC8751931, DOI: 10.1161/jaha.121.022102.Peer-Reviewed Original ResearchConceptsThoracic aortic aneurysmAortic aneurysmPatient riskTomography scanHigher body surface areaTertiary care centerAortic valve diseaseHistory of arrhythmiaAvailable clinical informationBody surface areaScreening of patientsCross-sectional studyRisk prediction algorithmAscending Thoracic Aortic AneurysmsLogistic regression modelsClinical characteristicsAortic dissectionUnique patientsValve diseaseC-statisticFemale sexThoracic aortaCare centerComorbidity variablesMultivariable modelLipid profiles help to explain protection from systemic atherosclerosis in patients with ascending aortic aneurysm
Weininger G, Ostberg N, Shang M, Zafar M, Ziganshin BA, Liu S, Erben Y, Elefteriades JA. Lipid profiles help to explain protection from systemic atherosclerosis in patients with ascending aortic aneurysm. Journal Of Thoracic And Cardiovascular Surgery 2021, 163: e129-e132. PMID: 34635315, DOI: 10.1016/j.jtcvs.2021.09.031.Peer-Reviewed Original ResearchSurvival of Patients With Mild Secondary Mitral Regurgitation With and Without Mild Tricuspid Regurgitation
Mori M, Weininger G, Agarwal R, Shang M, Amabile A, Kahler-Quesada A, Yousef S, Pichert M, Vallabhajosyula P, Zhang Y, Sugeng L, Geirsson A. Survival of Patients With Mild Secondary Mitral Regurgitation With and Without Mild Tricuspid Regurgitation. Canadian Journal Of Cardiology 2021, 37: 1513-1521. PMID: 34119634, DOI: 10.1016/j.cjca.2021.06.005.Peer-Reviewed Original ResearchConceptsMild secondary mitral regurgitationLeft ventricular ejection fractionSecondary mitral regurgitationMild tricuspid regurgitationNormal left ventricular ejection fractionTricuspid regurgitationHazard of deathGroup 1Valvular abnormalitiesMitral regurgitationGroup 2Mean age 61 yearsGroup 4Cox proportional hazards modelGroup 1 patientsGroup 2 patientsGroup 3 patientsGroup 4 patientsAge 61 yearsRetrospective cohort studySurvival of patientsSubgroup of patientsProportional hazards modelCohort studyHealth care networkCavitron ultrasonic surgical aspirator for mitral annular decalcification.
Weininger G, Green J, Mori M, Geirsson A. Cavitron ultrasonic surgical aspirator for mitral annular decalcification. Multimedia Manual Of Cardio-Thoracic Surgery 2021, 2021 PMID: 33691046, DOI: 10.1510/mmcts.2021.009.Peer-Reviewed Original ResearchConceptsMitral annular calcificationCavitron Ultrasonic Surgical AspiratorUltrasonic surgical aspiratorAnnular calcificationSurgical aspiratorAnnular decalcificationMitral annulusSevere mitral annular calcificationMitral valve surgeryProper surgical techniqueProper techniqueValve surgerySurgical complicationsSevere calcificationHigh morbidityPostoperative imagingPatient presentationSurgical techniqueCalcificationPatientsAspiratorDecalcificationMorbidityComplicationsSurgeryPatterns of Surveillance Imaging for Incidentally Detected Ascending Aortic Aneurysms
Weininger G, Mori M, Shang M, Degife E, Amick M, Yousef S, Assi R, Milewski R, Geirsson A, Vallabhajosyula P. Patterns of Surveillance Imaging for Incidentally Detected Ascending Aortic Aneurysms. The Annals Of Thoracic Surgery 2021, 113: 125-130. PMID: 33609548, DOI: 10.1016/j.athoracsur.2021.02.010.Peer-Reviewed Original ResearchConceptsAneurysm sizeLogistic regression modelsAortic aneurysmTomography scanCardiac surgeonsHigh-risk patient populationHigh-risk patientsAscending Aortic AneurysmLow clinical penetranceMedian aneurysm sizeYear of detectionPatterns of surveillanceMedian followCare patientsRegression modelsSurveillance imagingSurveillance intervalsPatient populationIncidental detectionFamily historyClinical penetrancePatientsPatient's aneurysmSilent killerTimely intervention
2020
Association Between Cardiac Surgeons’ Number of Years in Practice and Surgical Outcomes in New York Cardiac Centers
Weininger G, Mori M, Brooks C, Shang M, Vinholo T, Zhang Y, Assi R, Geirsson A, Vallabhajosyula P. Association Between Cardiac Surgeons’ Number of Years in Practice and Surgical Outcomes in New York Cardiac Centers. JAMA Network Open 2020, 3: e2023671. PMID: 33141159, PMCID: PMC7610186, DOI: 10.1001/jamanetworkopen.2020.23671.Peer-Reviewed Original ResearchConceptsRisk-adjusted operative mortality ratesAnnual case volumeSurgeon annual case volumeValve proceduresCABG proceduresCardiac surgeonsYears of practiceCardiothoracic surgeonsSurgical outcomesSurgeon numberCase volumeMortality rateRisk-adjusted mortality ratesCoronary artery bypassOperative mortality rateMultivariable risk modelsDay of surgeryCardiac surgery centersCross-sectional studyRisk-adjusted outcomesCross-sectional analysisArtery bypassIndex hospitalizationValve surgeryCardiac centerCombined Valve Operations in the Aortic and Mitral Positions With or Without Added Tricuspid Valve Repair
Faggion Vinholo T, Mori M, Mahmood SUB, Mullan CW, Weininger G, Yousef S, Geirsson A. Combined Valve Operations in the Aortic and Mitral Positions With or Without Added Tricuspid Valve Repair. Seminars In Thoracic And Cardiovascular Surgery 2020, 32: 665-672. PMID: 32060011, DOI: 10.1053/j.semtcvs.2020.02.010.Peer-Reviewed Original ResearchConceptsDouble valve surgeryPerioperative adverse eventsTricuspid valve repairTricuspid regurgitationValve surgeryAdverse eventsValve repairMitral valveMitral positionValve functionTriple valve surgeryMid-term survivalLimited clinical evidenceSingle-institution seriesSubpopulation of patientsTricuspid valve functionMitral valve diseaseValve operationsLogistic regression modelsSignificant additional riskMultivalve surgeryPostoperative echocardiogramsPatient comorbiditiesMultivariable analysisClinical evidence