2023
TCT-508 A Meta-Analysis on the Obesity Paradox in Patients Undergoing Transcatheter Aortic Valve Replacement
Matzko N, Chen S, Berman E, Ahmad Y, Reisman M, Madhavan M. TCT-508 A Meta-Analysis on the Obesity Paradox in Patients Undergoing Transcatheter Aortic Valve Replacement. Journal Of The American College Of Cardiology 2023, 82: b204-b205. DOI: 10.1016/j.jacc.2023.09.518.Peer-Reviewed Original ResearchInsight Into the Optimal Timing of Percutaneous Coronary Intervention and Transcatheter Aortic Valve Replacement
Park D, Simonato M, Ahmad Y, Banks A, Lowenstern A, Nanna M. Insight Into the Optimal Timing of Percutaneous Coronary Intervention and Transcatheter Aortic Valve Replacement. Current Problems In Cardiology 2023, 49: 102050. PMID: 37643698, PMCID: PMC10924682, DOI: 10.1016/j.cpcardiol.2023.102050.Peer-Reviewed Original ResearchTranscatheter aortic valve replacementPercutaneous coronary artery interventionAcute kidney injuryAortic valve replacementKidney injuryValve replacementPercutaneous coronary interventionCoronary artery diseaseCoronary artery interventionPaucity of dataHospital mortalityNonhome dischargeCoronary interventionSecondary outcomesSelect patientsArtery diseaseArtery interventionClinical outcomesHigher oddsPCI timingPatientsReadmissionOptimal timingSame daySignificant differencesCerebral Embolic Protection in Transcatheter Aortic Valve Replacement
Iskander M, Jamil Y, Forrest J, Madhavan M, Makkar R, Leon M, Lansky A, Ahmad Y. Cerebral Embolic Protection in Transcatheter Aortic Valve Replacement. Structural Heart 2023, 7: 100169. PMID: 37520138, PMCID: PMC10382985, DOI: 10.1016/j.shj.2023.100169.Peer-Reviewed Original ResearchTranscatheter aortic valve replacementCerebral embolic protection devicesCerebral embolic protectionAortic valve replacementEmbolic protection devicesValve replacementEmbolic protectionSymptomatic severe aortic stenosisSevere aortic stenosisLow-risk patientsPredictors of strokeOccurrence of complicationsRisk of strokeRecent trial dataRelevant clinical studiesOverall evidence baseExpansion of TAVRFeared complicationAortic stenosisSurgical riskTreatment optionsWorse outcomesClinical studiesPatientsTrial dataTranscatheter versus surgical aortic valve replacement in lower-risk and higher-risk patients: a meta-analysis of randomized trials
Ahmad Y, Howard J, Arnold A, Madhavan M, Cook C, Alu M, Mack M, Reardon M, Thourani V, Kapadia S, Thyregod H, Sondergaard L, Jørgensen T, Toff W, Van Mieghem N, Makkar R, Forrest J, Leon M. Transcatheter versus surgical aortic valve replacement in lower-risk and higher-risk patients: a meta-analysis of randomized trials. European Heart Journal 2023, 44: 836-852. PMID: 36660821, DOI: 10.1093/eurheartj/ehac642.Peer-Reviewed Original ResearchConceptsSurgical aortic valve replacementTranscatheter aortic valve implantationHigh-risk patientsLow-risk patientsComposite of deathAortic valve replacementValve replacementMAIN OUTCOMENew-onset atrial fibrillationSignificant differencesRandomized clinical trial dataAcute kidney injuryAortic valve implantationMain clinical outcomesRisk of deathClinical trial dataMajor bleedingKidney injurySecondary endpointsVascular complicationsValve implantationClinical outcomesParavalvular leakRandomized trialsAtrial fibrillationCerebral Embolic Protection Devices During Transcatheter Aortic Valve Replacement: A Meta-analysis of Randomized Controlled Trials
Reddy R, Ahmad Y, Arnold A, Howard J. Cerebral Embolic Protection Devices During Transcatheter Aortic Valve Replacement: A Meta-analysis of Randomized Controlled Trials. Journal Of The Society For Cardiovascular Angiography & Interventions 2023, 2: 101031. PMID: 37780935, PMCID: PMC10533415, DOI: 10.1016/j.jscai.2023.101031.Peer-Reviewed Original ResearchTranscatheter aortic valve replacementEmbolic protection devicesAortic valve replacementCause mortalityEnd pointValve replacementCerebral embolic protection devicesAcute kidney injuryPrimary end pointSafety end pointRandomized Controlled TrialsTotal lesion volumeSignificant differencesKidney injuryVascular complicationsFeared complicationControlled TrialsNew lesionsOngoing RCTsLesion volumeMeta-AnalysisStudy registrationSystematic reviewStrokeMeaningful reduction
2022
Imaging, Treatment Options, Patient Selection, and Outcome Considerations for Patients With Bicuspid Aortic Valve Disease
Ahmad Y, Agarwal V, Williams M, Wang D, Reardon M, Cavalcante J, Makkar R, Forrest J. Imaging, Treatment Options, Patient Selection, and Outcome Considerations for Patients With Bicuspid Aortic Valve Disease. Journal Of The Society For Cardiovascular Angiography & Interventions 2022, 1: 100506. DOI: 10.1016/j.jscai.2022.100506.Peer-Reviewed Original ResearchAortic valve replacementTranscatheter aortic valve replacementBicuspid aortic valve diseaseAortic valve diseaseValve replacementValve diseaseBAV diseaseSevere symptomatic aortic stenosisSurgical aortic valve replacementPivotal randomized trialsAortic valve surgerySymptomatic aortic stenosisRandomized clinical trialsValve surgeryHeart teamAortic stenosisSurgical riskPatient selectionRandomized trialsBicuspid valveSurgical approachTreatment optionsClinical trialsPatientsDiseaseClinical Research on Transcatheter Aortic Valve Replacement for Bicuspid Aortic Valve Disease: Principles, Challenges, and an Agenda for the Future
Ahmad Y, Madhavan M, Baron S, Forrest J, Borger M, Leipsic J, Cavalcante J, Wang D, McCarthy P, Szerlip M, Kapadia S, Makkar R, Mack M, Leon M, Cohen D. Clinical Research on Transcatheter Aortic Valve Replacement for Bicuspid Aortic Valve Disease: Principles, Challenges, and an Agenda for the Future. Structural Heart 2022, 7: 100102. PMID: 37275317, PMCID: PMC10236801, DOI: 10.1016/j.shj.2022.100102.Peer-Reviewed Original ResearchTranscatheter aortic valve replacementBicuspid aortic valve diseaseSurgical aortic valve replacementAortic valve replacementAortic valve diseaseValve replacementClinical researchValve diseaseValvular heart diseaseDesign of RCTsProcedural therapiesProspective registryHeart diseaseExclusion criteriaRisk scorePatientsRCTsDiseaseCardiovascular communityMultidisciplinary workshopSelection biasTrialsInternational expertsPotential studiesRegistryReadmission rates and risk factors for readmission after transcatheter aortic valve replacement in patients with end-stage renal disease
Park DY, An S, Hanna JM, Wang SY, Cruz-Solbes AS, Kochar A, Lowenstern AM, Forrest JK, Ahmad Y, Cleman M, Al Damluji A, Nanna MG. Readmission rates and risk factors for readmission after transcatheter aortic valve replacement in patients with end-stage renal disease. PLOS ONE 2022, 17: e0276394. PMID: 36264931, PMCID: PMC9584363, DOI: 10.1371/journal.pone.0276394.Peer-Reviewed Original ResearchConceptsEnd-stage renal diseaseTranscatheter aortic valve replacementLength of stayAortic valve replacementIndex hospitalizationHospital mortalityReadmission ratesValve replacementRenal diseaseLonger LOSNational Readmission DatabaseRisk of readmissionChronic pulmonary diseaseMultivariable logistic regressionCardiovascular causesCardiovascular readmissionCause readmissionHospital readmissionPulmonary diseaseHospital chargesPoor outcomeRisk factorsHospital costsReadmissionHigher oddsReadmission and In-Hospital Outcomes After Transcatheter Aortic Valve Replacement in Patients With Dementia
Park DY, Sana MK, Shoura S, Hammo H, Hu JR, Forrest JK, Lowenstern A, Cleman M, Ahmad Y, Nanna MG. Readmission and In-Hospital Outcomes After Transcatheter Aortic Valve Replacement in Patients With Dementia. Cardiovascular Revascularization Medicine 2022, 46: 70-77. PMID: 35973922, PMCID: PMC10940024, DOI: 10.1016/j.carrev.2022.08.016.Peer-Reviewed Original ResearchConceptsTranscatheter aortic valve replacementAortic valve replacementAortic stenosisValve replacementSecondary diagnosisHospital adverse outcomesAcute kidney injuryIn-Hospital OutcomesNational Readmission DatabasePresence of dementiaPrevalence of dementiaProportional hazards modelDecade of ageHigher hazardIndex hospitalizationInpatient outcomesKidney injuryDefinitive treatmentPacemaker placementReadmission riskAdverse outcomesReadmissionHigher oddsDecision-making discussionsHigh riskEarly Surgery for Patients With Asymptomatic Severe Aortic Stenosis: A Meta-Analysis of Randomized Controlled Trials
Ahmad Y, Howard J, Seligman H, Arnold A, Madhavan M, Forrest J, Geirsson A, Mack M, Lansky A, Leon M. Early Surgery for Patients With Asymptomatic Severe Aortic Stenosis: A Meta-Analysis of Randomized Controlled Trials. Journal Of The Society For Cardiovascular Angiography & Interventions 2022, 1: 100383. DOI: 10.1016/j.jscai.2022.100383.Peer-Reviewed Original ResearchSurgical aortic valve replacementAsymptomatic severe aortic stenosisSevere aortic stenosisAortic stenosisHF hospitalizationCause mortalityEjection fractionPrespecified primary end pointSevere asymptomatic aortic stenosisSymptomatic severe aortic stenosisEnd pointAortic valve interventionAsymptomatic aortic stenosisHeart failure hospitalizationPrimary end pointAortic valve replacementClass I recommendationCornerstone of managementInitial conservative managementNormal ejection fractionRandomized Controlled TrialsCurrent treatment standardsIndividual end pointsAsymptomatic patientsEarly surgeryTranscatheter Aortic Valve Replacement in Patients at High Risk of Coronary Obstruction
Ahmad Y, Oakley L, Yoon S, Kaewkes D, Chakravarty T, Patel C, Palmerini T, Bruno A, Saia F, Testa L, Bedogni F, Chieffo A, Montorfano M, Bartorelli A, Porto I, Grube E, Nickenig G, Sinning J, De Carlo M, Petronio A, Barbanti M, Tamburino C, Iadanza A, Burzotta F, Trani C, Fraccaro C, Tarantini G, Aranzulla T, Musumeci G, Stefanini G, Taramasso M, Kim H, Codner P, Kornowski R, Pelliccia F, Vignali L, Makkar R. Transcatheter Aortic Valve Replacement in Patients at High Risk of Coronary Obstruction. Journal Of The Society For Cardiovascular Angiography & Interventions 2022, 1: 100347. DOI: 10.1016/j.jscai.2022.100347.Peer-Reviewed Original ResearchTranscatheter aortic valve replacementRisk of coronary obstructionHigh risk of coronary obstructionValve-to-coronary distanceValve-in-valve procedureAortic valve replacementSinus of ValsalvaBE valvesSE valvesCoronary obstructionHigh riskValve replacementCardiac mortalityInternational registry of patientsCoronary protectionClinical characteristics of patientsIncreased cardiac mortalitySelf-expandingMulticenter international registryLife-threatening complicationsBalloon-expandable (BERegistry of patientsCharacteristics of patientsClinical characteristicsValve choiceAortic Valve Calcium Score Is Associated With Acute Stroke in Transcatheter Aortic Valve Replacement Patients
Foley M, Hall K, Howard JP, Ahmad Y, Gandhi M, Mahboobani S, Okafor J, Rahman H, Hadjiloizou N, Ruparelia N, Mikhail G, Malik I, Kanaganayagam G, Sutaria N, Rana B, Ariff B, Barden E, Anderson J, Afoke J, Petraco R, Al-Lamee R, Sen S. Aortic Valve Calcium Score Is Associated With Acute Stroke in Transcatheter Aortic Valve Replacement Patients. Journal Of The Society For Cardiovascular Angiography & Interventions 2022, 1: 100349. PMID: 35992189, PMCID: PMC9337994, DOI: 10.1016/j.jscai.2022.100349.Peer-Reviewed Original ResearchAortic valve calcium scoreTranscatheter aortic valve replacementAcute strokeCalcium scoreStroke riskTranscatheter aortic valve replacement patientsAortic valve replacement patientsPeriprocedural stroke riskValve replacement patientsHigh stroke riskHigh surgical riskSevere aortic stenosisTransient ischemic attackAortic valve replacementIndependent risk factorObservational cohort studyPeripheral arterial diseaseTime of dischargeTreatment of choiceAdditional clinical valueLonger procedure timeLogistic regression modelsIschemic attackTAVR patientsAgatston unitsHypoattenuated leaflet thickening (HALT) and reduced leaflet motion (RELM) of aortic bioprostheses: An imaging finding or a complication?
Ahmad Y, Makkar R, Sondergaard L. Hypoattenuated leaflet thickening (HALT) and reduced leaflet motion (RELM) of aortic bioprostheses: An imaging finding or a complication? Progress In Cardiovascular Diseases 2022, 72: 78-83. PMID: 35675882, DOI: 10.1016/j.pcad.2022.05.007.Peer-Reviewed Original ResearchConceptsLeaflet thickeningAortic bioprosthesesLeaflet motionSurgical aortic valve replacementSymptomatic severe aortic stenosisTranscatheter aortic valve implantationSubclinical leaflet thrombosisSurgical aortic bioprosthesesSevere aortic stenosisAortic valve replacementAortic valve implantationForm of strokeThrombotic complicationsValve implantationValve replacementAortic stenosisSurgical riskLeaflet thrombosisEffective therapyComputed tomographyValve functionRandomized dataValve durabilityClinical implicationsNatural history
2021
Performance of quantitative flow ratio in patients with aortic stenosis undergoing transcatheter aortic valve implantation
Sejr‐Hansen M, Christiansen EH, Ahmad Y, Vendrik J, Westra J, Holm NR, Thim T, Seligman H, Hall K, Sen S, Terkelsen CJ, Eftekhari A. Performance of quantitative flow ratio in patients with aortic stenosis undergoing transcatheter aortic valve implantation. Catheterization And Cardiovascular Interventions 2021, 99: 68-73. PMID: 33533535, DOI: 10.1002/ccd.29518.Peer-Reviewed Original ResearchConceptsTranscatheter aortic valve implantationAortic valve stenosisCoronary artery diseaseInstantaneous wave-free ratioFractional flow reserveQuantitative flow ratioAortic valve implantationValve implantationDiagnostic performancePressure wirePresence of ASSevere aortic valve stenosisAortic valve replacementCoronary pressure wireGood diagnostic performanceValve replacementAortic stenosisArtery diseaseValve stenosisCoronary angiogramFlow reservePatientsCAD evaluationDiagnostic accuracyStenosisSingle Versus Dual Antiplatelet Therapy After Transcatheter Aortic Valve Replacement: A Meta-Analysis of Randomized Clinical Trials
Ahmad Y, Howard JP, Madhavan MV, Leon MB, Makkar RR. Single Versus Dual Antiplatelet Therapy After Transcatheter Aortic Valve Replacement: A Meta-Analysis of Randomized Clinical Trials. Cardiovascular Revascularization Medicine 2021, 34: 46-53. PMID: 33514490, PMCID: PMC8814464, DOI: 10.1016/j.carrev.2021.01.016.Peer-Reviewed Original ResearchConceptsTranscatheter aortic valve replacementDual antiplatelet therapyAortic valve replacementLife-threatening bleedingRisk of strokeMyocardial infarctionMajor bleedingCardiac deathAntiplatelet therapyValve replacementRandomized clinical trialsSignificant differencesIschemic endpointsPrimary endpointSecondary endpointsTotal patientsClinical trialsBleedingMeta-AnalysisTrialsStrokeEndpointDeathInfarctionPatients
2018
Coronary Hemodynamics in Patients With Severe Aortic Stenosis and Coronary Artery Disease Undergoing Transcatheter Aortic Valve Replacement Implications for Clinical Indices of Coronary Stenosis Severity
Ahmad Y, Götberg M, Cook C, Howard JP, Malik I, Mikhail G, Frame A, Petraco R, Rajkumar C, Demir O, Iglesias JF, Bhindi R, Koul S, Hadjiloizou N, Gerber R, Ramrakha P, Ruparelia N, Sutaria N, Kanaganayagam G, Ariff B, Fertleman M, Anderson J, Chukwuemeka A, Francis D, Mayet J, Serruys P, Davies J, Sen S. Coronary Hemodynamics in Patients With Severe Aortic Stenosis and Coronary Artery Disease Undergoing Transcatheter Aortic Valve Replacement Implications for Clinical Indices of Coronary Stenosis Severity. JACC Cardiovascular Interventions 2018, 11: 2019-2031. PMID: 30154062, PMCID: PMC6197079, DOI: 10.1016/j.jcin.2018.07.019.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAortic Valve StenosisBlood Flow VelocityCardiac CatheterizationCoronary Artery DiseaseCoronary StenosisFemaleFractional Flow Reserve, MyocardialHemodynamicsHumansHyperemiaLondonMalePredictive Value of TestsReproducibility of ResultsSeverity of Illness IndexSwedenTranscatheter Aortic Valve ReplacementTreatment OutcomeConceptsSevere aortic stenosisTranscatheter aortic valve replacementCoronary artery diseaseCoronary stenosis severityAortic stenosisHyperemic coronary flowFractional flow reserveArtery diseaseCoronary flowStenosis severityWave-free periodClinical indicesHyperemic flowFlow reserveInstantaneous wave-free ratio valueIntracoronary pressureConcomitant coronary artery diseaseAortic valve replacementStenotic aortic valvesInstantaneous wave-free ratioPhasic coronary flowValve replacementHyperemic indexAortic valveCoronary pressure
2017
TCT-120 Aspirin is equivalent to dual antiplatelet therapy after transcatheter aortic valve replacement: a meta-analysis of 11,781 patients
Ahmad Y, Demir O, Howard J, Shun-Shin M, Cook C, Petraco R, Al-Lamee R, Jabbour R, Sutaria N, Ariff B, Kanaganayagam G, Chukwuemeka A, Anderson J, Francis D, Mayet J, Davies J, Mikhail G, Malik I, Sen S. TCT-120 Aspirin is equivalent to dual antiplatelet therapy after transcatheter aortic valve replacement: a meta-analysis of 11,781 patients. Journal Of The American College Of Cardiology 2017, 70: b54. DOI: 10.1016/j.jacc.2017.09.178.Peer-Reviewed Original ResearchAcute myocardial infarction and stroke secondary to valve thrombosis following transcatheter aortic valve replacement—what can happen when antiplatelet agents are stopped
Lam MC, Kanaganayagam G, Ahmad Y, Fertleman M, Ariff B. Acute myocardial infarction and stroke secondary to valve thrombosis following transcatheter aortic valve replacement—what can happen when antiplatelet agents are stopped. Quantitative Imaging In Medicine And Surgery 2017, 7: 605-607. PMID: 29184771, PMCID: PMC5682404, DOI: 10.21037/qims.2017.10.04.Peer-Reviewed Original ResearchTranscatheter aortic valve replacementDual antiplatelet therapyAortic valve replacementValve replacementAortic stenosisSevere aortic stenosisCoronary artery bypassPast medical historyAcute myocardial infarctionAntiplatelet therapyArtery bypassAntiplatelet agentsPost procedureMedical historyMyocardial infarctionMonthsVomitingInfarctionStenosisThrombosisPatientsAdmissionBypassTherapyStroke