2020
Diagnosis and management of low-flow, low-gradient aortic stenosis.
Salemi A, Hameed I, Khan FM, Gaudino M. Diagnosis and management of low-flow, low-gradient aortic stenosis. Current Opinion In Cardiology 2020, 35: 87-94. PMID: 31833960, DOI: 10.1097/hco.0000000000000707.Peer-Reviewed Original ResearchConceptsLow-gradient aortic stenosisAortic valve replacement resultsAortic stenosisPseudo-severe aortic stenosisAortic stenosis casesDobutamine stress echocardiographyPotential treatment benefitsConservative managementPatient characteristicsStress echocardiographyTreatment modalitiesRisk factorsCurrent guidelinesTreatment benefitTreatment strategiesDiagnostic modalitiesDifficult entityReplacement resultsStenosisBetter outcomesAdequate outcomesStenosis casesDiagnosisSeverityOutcomes
2019
Impact of left ventricular ejection fraction on the outcomes of open repair of descending thoracic and thoracoabdominal aneurysms
Gambardella I, Gaudino MFL, Rahouma M, Farrington WJ, Khan FM, Hameed I, Lau C, Iannacone E, Girardi LN. Impact of left ventricular ejection fraction on the outcomes of open repair of descending thoracic and thoracoabdominal aneurysms. Journal Of Thoracic And Cardiovascular Surgery 2019, 161: 534-541.e5. PMID: 31924362, DOI: 10.1016/j.jtcvs.2019.11.009.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionDepressed left ventricular ejection fractionVentricular ejection fractionCubic spline analysisOperative mortalityIndependent predictorsAdverse eventsEjection fractionWorse long-term survivalRisk of MAEThoracoabdominal aneurysm repairWorse preoperative profilesMajor adverse eventsSpline analysisLong-term survivalTAAA repairThoracoabdominal aneurysmsOpen repairAneurysm repairThoracic aneurysmCox regressionPreoperative profilesMortalityMultivariate regressionPatients