2025
Multiphysics Simulations of a Bioprinted Pulsatile Fontan Conduit.
Hu Z, Herrmann J, Schwarz E, Gerosa F, Emuna N, Humphrey J, Feinberg A, Hsia T, Skylar-Scott M, Marsden A. Multiphysics Simulations of a Bioprinted Pulsatile Fontan Conduit. Journal Of Biomechanical Engineering 2025, 147 PMID: 40172060, DOI: 10.1115/1.4068319.Peer-Reviewed Original ResearchConceptsSuperior vena cavaInferior vena cavaIncreased cardiac outputCardiac outputVena cavaElevated central venous pressureConduit performanceCongenital heart patientsCentral venous pressureDiminished cardiac outputFluid-structure interactionMultiphysics computational frameworkFontan surgeryFontan circulationFontan physiologyFontan conduitPalliative procedureLumped parameter networkPulmonary arteryCardiomyocyte contractilityValve placementMyocardial contractilityVenous pressureFontanVenous circulation
2020
A window into portal hemodynamics in adult fontan patients?
Simmons MA, Revzin M, To U, Liapakis A, Fahey J, Elder RW. A window into portal hemodynamics in adult fontan patients? International Journal Of Cardiology 2020, 323: 61-64. PMID: 32979426, DOI: 10.1016/j.ijcard.2020.09.047.Peer-Reviewed Original ResearchConceptsAdult Fontan patientsFontan patientsSpleen stiffnessCongenital heart diseaseLiver stiffnessShear wave elastographyControl patientsPortal hemodynamicsLiver diseaseHeart diseaseFontan-associated liver diseaseLimited subgroup analysisPortal venous hemodynamicsAssociated liver diseasePassive hepatic congestionUltrasound shear wave elastographyFontan circulationStudy cohortHealthy patientsHepatic congestionVenous hemodynamicsSubgroup analysisLiver fibrosisHealthy controlsPatients
2019
Modular design of a tissue engineered pulsatile conduit using human induced pluripotent stem cell-derived cardiomyocytes
Park J, Anderson CW, Sewanan LR, Kural MH, Huang Y, Luo J, Gui L, Riaz M, Lopez CA, Ng R, Das SK, Wang J, Niklason L, Campbell SG, Qyang Y. Modular design of a tissue engineered pulsatile conduit using human induced pluripotent stem cell-derived cardiomyocytes. Acta Biomaterialia 2019, 102: 220-230. PMID: 31634626, PMCID: PMC7227659, DOI: 10.1016/j.actbio.2019.10.019.Peer-Reviewed Original ResearchConceptsSingle-ventricle cardiac defectsHuman umbilical arteryPluripotent stem cell-derived cardiomyocytesStem cell-derived cardiomyocytesFontan procedureSurgical interventionSVD patientsCell-derived cardiomyocytesFontan conduitTherapeutic potentialEngineered Heart TissueVascular conduitsCongenital disorderDesign strategyVariety of complicationsEfficient electrical conductivitySingle ventricle heartPrimary cardiac fibroblastsFontan circulationHeart failureCorrective surgeryUmbilical arteryPulmonary circulationBiodegradable materialsPulmonary systemRelation of Fontan Baffle Stroke Volume to Fontan Failure and Lower Exercise Capacity in Patients With an Atriopulmonary Fontan
Alsaied T, van der Ven JPG, Juggan S, Sleeper LA, Azcue N, Kroft LJ, Powell AJ, Helbing WA, Rathod RH. Relation of Fontan Baffle Stroke Volume to Fontan Failure and Lower Exercise Capacity in Patients With an Atriopulmonary Fontan. The American Journal Of Cardiology 2019, 124: 151-157. PMID: 31027653, DOI: 10.1016/j.amjcard.2019.03.040.Peer-Reviewed Original ResearchConceptsFontan failureAtriopulmonary FontanLower peak VOStroke volumePeak VOExercise capacityMultivariable analysisCardiac magnetic resonance studyHeart failure symptomsLateral tunnel Fontan operationWorse exercise capacityCardiopulmonary exercise testLateral tunnel procedureMedian followFontan operationMost patientsFontan circulationVentricular tachycardiaExercise testFailure symptomsStudy groupFontanPatientsOlder ageCardiac cycle
2018
Venous congestion and pulmonary vascular function in Fontan circulation: Implications for prognosis and treatment
Egbe A, Reddy Y, Khan A, Al-Otaibi M, Akintoye E, Obokata M, Borlaug B. Venous congestion and pulmonary vascular function in Fontan circulation: Implications for prognosis and treatment. International Journal Of Cardiology 2018, 271: 312-316. PMID: 30223363, PMCID: PMC6146405, DOI: 10.1016/j.ijcard.2018.05.039.Peer-Reviewed Original ResearchConceptsPulmonary vascular resistance indexCentral venous pressureSystemic venous congestionPulmonary vascular functionFontan patientsVenous congestionFontan circulationVascular functionElevated pulmonary vascular resistance indexAdult Fontan patientsVascular resistance indexPulmonary blood flowSub-pulmonary ventricleCongenital heart diseaseLow-level elevationsPulmonary vascular structureFontan groupFontan populationAntiplatelet therapyCause mortalityCardiac catheterizationComposite endpointVenous pressureMulticenter studyAdverse outcomes
2016
Transcatheter valve implantation for right atrium‐to‐right ventricle conduit obstruction or regurgitation after modified Björk–fontan procedure
Shah AH, Horlick EM, Eicken A, Asnes JD, Bocks ML, Boudjemline Y, Cabalka AK, Fagan TE, Schubert S, Mahadevan VS, Dvir D, Osten M, McElhinney DB. Transcatheter valve implantation for right atrium‐to‐right ventricle conduit obstruction or regurgitation after modified Björk–fontan procedure. Catheterization And Cardiovascular Interventions 2016, 89: 298-305. PMID: 27465501, DOI: 10.1002/ccd.26648.Peer-Reviewed Original ResearchMeSH KeywordsAdultBioprosthesisBlood Vessel ProsthesisBlood Vessel Prosthesis ImplantationCanadaCardiac CatheterizationEuropeFemaleFontan ProcedureGraft Occlusion, VascularHeart Defects, CongenitalHeart Valve DiseasesHeart Valve ProsthesisHeart Valve Prosthesis ImplantationHemodynamicsHumansMaleMiddle AgedNorth AmericaProsthesis DesignProsthesis FailureRecovery of FunctionRegistriesRetrospective StudiesStentsTime FactorsTreatment OutcomeConceptsRight ventricleBjörk modificationFontan procedureValve implantationExtra-anatomic graftRetrospective multicenter registrySapien valve implantationLow procedural riskTranscatheter valve implantationRight atrial appendageCardiovascular causesPercutaneous transcatheterRA-RVUncomplicated implantationMulticenter registrySAPIEN 3Clinical improvementValve dysfunctionConduit dysfunctionFontan circulationPulmonary circulationAtrial appendageFontan pathwayTranscatheter implantationProcedural riskSuperior Mesenteric Arterial Flow Pattern is Associated with Major Adverse Events in Adults with Fontan Circulation
Mori M, Shioda K, Elder RW, Pernetz MA, Rodriguez FH, Rangosch A, Kogon BE, Book WM. Superior Mesenteric Arterial Flow Pattern is Associated with Major Adverse Events in Adults with Fontan Circulation. Pediatric Cardiology 2016, 37: 1013-1021. PMID: 27033246, DOI: 10.1007/s00246-016-1382-y.Peer-Reviewed Original ResearchConceptsVelocity time integralAdult Fontan patientsEnd-diastolic velocitySystolic/diastolic ratioMajor adverse eventsAdverse eventsMesenteric arterial flowFontan patientsFontan circulationResistive indexDiastolic ratioArterial flowSuperior mesenteric arterial flowDiastolic velocity-time integralAdult Fontan populationSystolic velocity time integralVenous outflow obstructionCox regression analysisPediatric Fontan patientsKaplan-Meyer analysisNon-event groupArterial flow patternsFontan populationAdult patientsOutflow obstructionClinical Approaches to the Patient with a Failing Fontan Procedure
Elder RW, Wu FM. Clinical Approaches to the Patient with a Failing Fontan Procedure. Current Cardiology Reports 2016, 18: 44. PMID: 27002620, DOI: 10.1007/s11886-016-0716-y.Peer-Reviewed Original ResearchConceptsClinical approachPotential therapeutic optionGeneral clinical approachLong-term healthFontan failureFontan populationFontan operationFontan procedureFontan survivorsFontan circulationUniventricular heartPatient presentingTherapeutic optionsOrgan systemsAltered physiologyVaried manifestationsVulnerable populationsMulti-institutional collaborationPatientsModern managementVast majorityExtracardiacPresentingPopulationCardiologistsCatheter‐measured Hemodynamics of Adult Fontan Circulation: Associations with Adverse Event and End‐organ Dysfunctions
Mori M, Hebson C, Shioda K, Elder RW, Kogon BE, Rodriguez FH, Jokhadar M, Book WM. Catheter‐measured Hemodynamics of Adult Fontan Circulation: Associations with Adverse Event and End‐organ Dysfunctions. Congenital Heart Disease 2016, 11: 589-597. PMID: 26932151, DOI: 10.1111/chd.12345.Peer-Reviewed Original ResearchMeSH KeywordsAdultCardiac CatheterizationChi-Square DistributionFemaleFontan ProcedureGeorgiaHeart Defects, CongenitalHeart FailureHeart TransplantationHemodynamicsHumansKidney DiseasesLinear ModelsLiver DiseasesMaleMultivariate AnalysisPredictive Value of TestsProportional Hazards ModelsRetrospective StudiesRisk FactorsTime FactorsTreatment OutcomeYoung AdultConceptsPulmonary capillary wedge pressureHigh central venous pressureCentral venous pressureEnd-organ dysfunctionSystemic vascular resistance indexCox proportional hazards analysisAdult Fontan patientsProportional hazards analysisCardiac indexFontan patientsAdverse eventsFontan circulationHemodynamic measurementsHigh systemic vascular resistance indexMultivariate Cox proportional hazards analysisRight heart catheterization dataSignificant associationLow cardiac indexVascular resistance indexCapillary wedge pressureChild-Pugh scoreSerious adverse eventsVenous outflow obstructionHigher cardiac indexPost-Fontan patients
2013
Hemodynamic Phenotype of the Failing Fontan in an Adult Population
Hebson CL, McCabe NM, Elder RW, Mahle WT, McConnell M, Kogon BE, Veledar E, Jokhadar M, Vincent RN, Sahu A, Book WM. Hemodynamic Phenotype of the Failing Fontan in an Adult Population. The American Journal Of Cardiology 2013, 112: 1943-1947. PMID: 24075283, PMCID: PMC4505550, DOI: 10.1016/j.amjcard.2013.08.023.Peer-Reviewed Original ResearchConceptsFontan failureCardiac indexFontan patientsLiver diseaseSVR indexLower systemic vascular resistance indexNormal systolic ventricular functionSystemic vascular resistance indexAdult Fontan patientsSimilar cardiac indexSystolic ventricular functionVascular resistance indexSignificant liver diseasePediatric Fontan patientsCase-cohort analysisFailing FontanPF cohortsPortal hypertensionAdult patientsCatheterization findingsFontan circulationHeart failureVentricular functionCirculatory derangementsPediatric cohort
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply