2024
The Impact of Active Ascertainment on Sex-Specific Differences in the Prevalence and Phenotype of Transthyretin Cardiac Amyloidosis: The SCAN-MP Study
Chan N, Einstein A, Teruya S, Rodriguez C, Helmke S, Cuomo M, Santana D, Castillo M, Smiley D, Sabogal N, Lamour S, Winburn M, Fine D, de Freitas C, Kattan C, Miller E, Maurer M, Ruberg F. The Impact of Active Ascertainment on Sex-Specific Differences in the Prevalence and Phenotype of Transthyretin Cardiac Amyloidosis: The SCAN-MP Study. The American Journal Of Cardiology 2024 PMID: 39581521, DOI: 10.1016/j.amjcard.2024.11.019.Peer-Reviewed Original ResearchATTR-CATransthyretin cardiac amyloidosisProportion of womenCardiac amyloidosisReferral cohortLower left ventricular mass indexHigher left ventricular ejection fractionPrevalence of ATTR-CAATTR-CA patientsWild-type diseaseVentricular ejection fractionVentricular mass indexPosterior wall thicknessAscertainment cohortLeft ventricular hypertrophyReduce sex disparitiesHigher proportion of womenATTRwt-CAEjection fractionEchocardiographic evidenceHeart failureMass indexSex-specific differencesSevere phenotypeSex distributionArtificial Intelligence Predicts Hospitalization for Acute Heart Failure Exacerbation in Patients Undergoing Myocardial Perfusion Imaging
Feher A, Bednarski B, Miller R, Shanbhag A, Lemley M, Miras L, Sinusas A, Miller E, Slomka P. Artificial Intelligence Predicts Hospitalization for Acute Heart Failure Exacerbation in Patients Undergoing Myocardial Perfusion Imaging. Journal Of Nuclear Medicine 2024, 65: jnumed.123.266761. PMID: 38548351, PMCID: PMC11064832, DOI: 10.2967/jnumed.123.266761.Peer-Reviewed Original ResearchConceptsMyocardial perfusion imagingHF hospitalizationHeart failureStress left ventricular ejection fractionPerfusion imagingHF exacerbationPredictive of HF hospitalizationsSPECT/CT myocardial perfusion imagingMyocardial perfusionInternational cohortAcute heart failure exacerbationMedian follow-upVentricular ejection fractionReceiver-operating-characteristic curveClinical risk factorsHeart failure exacerbationExternal validation cohortAcute HF exacerbationPrevent HF hospitalizationsImaging parametersCalcium scoreEjection fractionClinical parametersCT scanValidation cohort
2021
Risk and predictors of mortality after implantable cardioverter-defibrillator implantation in patients with sarcoid cardiomyopathy
Higgins AY, Annapureddy AR, Wang Y, Minges KE, Bellumkonda L, Lampert R, Rosenfeld LE, Jacoby DL, Curtis JP, Miller EJ, Freeman JV. Risk and predictors of mortality after implantable cardioverter-defibrillator implantation in patients with sarcoid cardiomyopathy. American Heart Journal 2021, 246: 21-31. PMID: 34968442, DOI: 10.1016/j.ahj.2021.12.011.Peer-Reviewed Original ResearchConceptsNon-ischemic cardiomyopathyAtrial fibrillation/flutterChronic lung diseaseCardiac sarcoidosisHeart failureCS patientsNICM patientsICD implantationLung diseaseNew York Heart Association class III heart failureNational Cardiovascular Data Registry ICD RegistryNYHA class IV heart failureClass III heart failureClass IV heart failureImplantable cardioverter defibrillator implantationKaplan-Meier survival curvesCox proportional hazards modelPredictors of mortalityCardioverter-defibrillator implantationVentricular ejection fractionMultivariable logistic regressionPrior ventricular arrhythmiasProportional hazards modelRate of deathTime of implantationPrognostic Value of Phase Analysis for Predicting Adverse Cardiac Events Beyond Conventional Single-Photon Emission Computed Tomography Variables: Results From the REFINE SPECT Registry
Kuronuma K, Miller RJH, Otaki Y, Van Kriekinge SD, Diniz MA, Sharir T, Hu LH, Gransar H, Liang JX, Parekh T, Kavanagh PB, Einstein AJ, Fish MB, Ruddy TD, Kaufmann PA, Sinusas AJ, Miller EJ, Bateman TM, Dorbala S, Di Carli M, Tamarappoo BK, Dey D, Berman DS, Slomka PJ. Prognostic Value of Phase Analysis for Predicting Adverse Cardiac Events Beyond Conventional Single-Photon Emission Computed Tomography Variables: Results From the REFINE SPECT Registry. Circulation Cardiovascular Imaging 2021, 14: e012386. PMID: 34281372, PMCID: PMC8978932, DOI: 10.1161/circimaging.120.012386.Peer-Reviewed Original ResearchMeSH KeywordsAgedCanadaCoronary CirculationDisease ProgressionFemaleHumansIncidenceIsraelMaleMiddle AgedMyocardial IschemiaMyocardial Perfusion ImagingPredictive Value of TestsPrognosisRegistriesRisk AssessmentRisk FactorsStroke VolumeTomography, Emission-Computed, Single-PhotonUnited StatesVentricular Function, LeftConceptsMajor adverse cardiac eventsVentricular ejection fractionTotal perfusion deficitSingle photon emissionAdverse cardiac eventsEjection fractionPerfusion deficitsCardiac eventsPrognostic valueTomography myocardial perfusion imagingVentricular ejection fraction assessmentHighest decile groupProportional hazards analysisTomography myocardial perfusionIndependent prognostic significanceIndependent prognostic valueLarge multinational registryEjection fraction assessmentMyocardial perfusion imagingREFINE SPECT registryAdditional radiation exposureConventional single-photon emissionMACE riskMACE rateMultinational registry
2018
In Vivo Reactive Oxygen Species Detection With a Novel Positron Emission Tomography Tracer, 18F-DHMT, Allows for Early Detection of Anthracycline-Induced Cardiotoxicity in Rodents
Boutagy NE, Wu J, Cai Z, Zhang W, Booth CJ, Kyriakides TC, Pfau D, Mulnix T, Liu Z, Miller EJ, Young LH, Carson RE, Huang Y, Liu C, Sinusas AJ. In Vivo Reactive Oxygen Species Detection With a Novel Positron Emission Tomography Tracer, 18F-DHMT, Allows for Early Detection of Anthracycline-Induced Cardiotoxicity in Rodents. JACC Basic To Translational Science 2018, 3: 378-390. PMID: 30062224, PMCID: PMC6058999, DOI: 10.1016/j.jacbts.2018.02.003.Peer-Reviewed Original ResearchLeft ventricular ejection fractionSuperoxide productionReactive oxygen speciesMarkers of ROSNovel positron emission tomography (PET) tracerEarly detectionMyocardial superoxide productionVentricular ejection fractionDoxorubicin-induced cardiotoxicityCardiac superoxide productionPositron emission tomography (PET) tracerPositron emission tomographyEmission tomography tracerEjection fractionCancer patientsCardiotoxicity detectionEmission tomographyTomography tracerCardiotoxicityReactive oxygen species (ROS) detectionWeeksOxygen speciesRodentsEchocardiographyPatients
2017
Up-regulation of Intracellular Calcium Handling Underlies the Recovery of Endotoxemic Cardiomyopathy in Mice
Morse JC, Huang J, Khona N, Miller EJ, Siwik DA, Colucci WS, Hobai IA. Up-regulation of Intracellular Calcium Handling Underlies the Recovery of Endotoxemic Cardiomyopathy in Mice. Anesthesiology 2017, 126: 1125-1138. PMID: 28410273, DOI: 10.1097/aln.0000000000001627.Peer-Reviewed Original ResearchConceptsCalcium transientsCardiac recoveryLipopolysaccharide challengeCalcium handlingDay 3Sarcomere shorteningCardiomyocyte calcium handlingSepsis-induced cardiomyopathyVentricular ejection fractionIntracellular calcium handlingSarcoplasmic reticulum calcium loadMale C57BL/6 miceSodium/calcium exchangeMyocardial protein expressionSarcoplasmic reticulum calcium pumpSystemic inflammationEjection fractionEndotoxemic miceC57BL/6 miceMyocardial mechanismsCardiac functionCalcium loadCardiac contractilityBaseline levelsDay 6