2021
Impact of the new heart allocation policy on patients with restrictive, hypertrophic, or congenital cardiomyopathies
Chouairi F, Mullan CW, Sen S, Mori M, Fuery M, Elder RW, Lesse J, Norton K, Clark KA, Miller PE, Mulligan D, Formica R, Rogers JG, Jacoby D, Maulion C, Anwer M, Geirsson A, Desai NR, Ahmad T. Impact of the new heart allocation policy on patients with restrictive, hypertrophic, or congenital cardiomyopathies. PLOS ONE 2021, 16: e0247789. PMID: 33651802, PMCID: PMC7924739, DOI: 10.1371/journal.pone.0247789.Peer-Reviewed Original ResearchConceptsCongenital heart diseaseAllocation system changeHeart allocation systemNew heart allocation policyNew heart allocation systemTransplantation of patientsOrgan Sharing databasePost-transplantation outcomesPost-transplant survivalTime of transplantationMechanical circulatory supportRate of transplantationNumber of patientsHeart allocation policyNew allocation systemStatus 1ACardiac transplantAdult patientsSharing databaseWaitlist survivalCirculatory supportClinical benefitCongenital cardiomyopathyUnited NetworkCHD patients
2020
Sex Differences in Patients Receiving Left Ventricular Assist Devices for End-Stage Heart Failure
Gruen J, Caraballo C, Miller PE, McCullough M, Mezzacappa C, Ravindra N, Mullan CW, Reinhardt SW, Mori M, Velazquez E, Geirsson A, Ahmad T, Desai NR. Sex Differences in Patients Receiving Left Ventricular Assist Devices for End-Stage Heart Failure. JACC Heart Failure 2020, 8: 770-779. PMID: 32653446, DOI: 10.1016/j.jchf.2020.04.015.Peer-Reviewed Original ResearchConceptsAdverse eventsVentricular assist deviceClinical outcomesPotential underuseHigh riskAssist deviceEnd-stage heartWomen 65 yearsRisk of deathContinuous-flow LVADYears of ageAdvanced treatment optionsSex differencesHeart transplantationMultivariable adjustmentHeart failureHeart transplantSimilar incidenceTreatment optionsSimilar riskSurvival analysisLVADPatientsDevice malfunctionWomenPsychiatric Comorbidity and Outcomes After Left Ventricular Assist Device Implantation for End-Stage Heart Failure
Mullan C, Caraballo C, Ravindra NG, Miller PE, McCullough M, Brown K, Aw TW, Gruen J, Clarke JD, Velazquez EJ, Geirsson A, Mori M, Desai NR, Ahmad T. Psychiatric Comorbidity and Outcomes After Left Ventricular Assist Device Implantation for End-Stage Heart Failure. JACC Heart Failure 2020, 8: 569-577. PMID: 32535119, DOI: 10.1016/j.jchf.2020.03.011.Peer-Reviewed Original ResearchConceptsPsychiatric comorbidityMajor psychiatric illnessNarcotic dependencePsychiatric illnessAdverse eventsHeart failureAlcohol abuseKansas City Cardiomyopathy Questionnaire scoreDrug useVentricular assist device implantationEnd-stage heart failureMechanically Assisted Circulatory SupportAssist device implantationEnd-stage heartRisk of rehospitalizationContinuous-flow LVADRisk of mortalityVulnerable patient populationVentricular assist deviceDevice-related infectionsInteragency RegistryLVAD recipientsSpecific psychiatric conditionsClinical outcomesPatient selectionClinical impact of concomitant tricuspid valve procedures during left ventricular assist device implantation
Mullan C, Caraballo C, Ravindra NG, Miller PE, Mori M, McCullough M, Clarke JD, Anwer M, Velazquez EJ, Geirsson A, Desai NR, Ahmad T. Clinical impact of concomitant tricuspid valve procedures during left ventricular assist device implantation. The Journal Of Heart And Lung Transplantation 2020, 39: 926-933. PMID: 32593561, DOI: 10.1016/j.healun.2020.05.007.Peer-Reviewed Original ResearchConceptsConcomitant tricuspid valve proceduresTricuspid valve proceduresSevere tricuspid regurgitationTricuspid regurgitationLVAD implantationValve proceduresLeft ventricular assist device implantationVentricular assist device implantationDegree of TREnd-stage heart failureAssist device implantationRisk of bleedingCases of mildContinuous-flow LVADVentricular assist deviceInteragency RegistryAdult patientsAdverse eventsSurvival benefitHeart failureClinical outcomesDevice implantationTR severityQOL outcomesClinical impact
2019
Clinical Outcomes After Left Ventricular Assist Device Implantation in Older Adults An INTERMACS Analysis
Caraballo C, DeFilippis EM, Nakagawa S, Ravindra NG, Miller PE, Mezzacappa C, McCullough M, Gruen J, Levin A, Reinhardt S, Mullan C, Ali A, Maurer MS, Desai NR, Ahmad T, Topkara VK. Clinical Outcomes After Left Ventricular Assist Device Implantation in Older Adults An INTERMACS Analysis. JACC Heart Failure 2019, 7: 1069-1078. PMID: 31779930, DOI: 10.1016/j.jchf.2019.10.004.Peer-Reviewed Original ResearchConceptsYears of ageVentricular assist device implantationAssist device implantationOlder adultsElderly patientsLVAD implantationDevice implantationMultivariate Cox proportional hazards regression modelCox proportional hazards regression modelKaplan-Meier survival estimatesMechanically Assisted Circulatory SupportProportional hazards regression modelsMechanical circulatory support technologyPost-LVAD outcomesHeart failure populationLog-rank testingSerum albumin levelPredictors of survivalPost-LVAD implantationHazards regression modelsPredictors of outcomeAge-specific outcomesAntithrombotic regimenDurable MCSINTERMACS Analysis