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 distributionReproducibility for quantification of myocardial Tc-99m PYP amyloid uptake in grade 1 patients
Sandoval V, Goyal D, Miller E, Liu Y. Reproducibility for quantification of myocardial Tc-99m PYP amyloid uptake in grade 1 patients. European Heart Journal - Cardiovascular Imaging 2024, 25: jeae142.047. DOI: 10.1093/ehjci/jeae142.047.Peer-Reviewed Original ResearchStandardized uptake valueTc-99m PYP uptakeTc-99Cardiac amyloidosisHeart failureStandard uptake value quantificationStandardized uptake value calculationSPECT imagesIntractable heart failureSystolic heart failureIntroduction of therapyPlanar imagingTc-99m pyrophosphateAmyloid patientsSPECT/CT imagingInter-reproducibilityUptake valueContralateral ratioCoefficient of variationDisease progressionH/M ratioGrade 1Blood poolPatientsH/CL ratioTRANSTHYRETIN AMYLOID CARDIOMYOPATHY IS ASSOCIATED WITH WORSE OUTCOMES WHEN COMPARED TO PATIENTS WITH NON-AMYLOID RELATED HEART FAILURE OF SIMILAR RACE AND ETHNICITY: THE SCAN-MP STUDY
Schmidt A, Ullah I, Teruya S, Fine D, Sabogal N, Foster R, Helmke S, Rodriguez C, Spencer B, Winburn M, Bampatsias D, Wardhere A, De Freitas C, Prokaeva T, Kattan C, Miller E, LaValley M, Maurer M, Ruberg F. TRANSTHYRETIN AMYLOID CARDIOMYOPATHY IS ASSOCIATED WITH WORSE OUTCOMES WHEN COMPARED TO PATIENTS WITH NON-AMYLOID RELATED HEART FAILURE OF SIMILAR RACE AND ETHNICITY: THE SCAN-MP STUDY. Journal Of The American College Of Cardiology 2024, 83: 520. DOI: 10.1016/s0735-1097(24)02510-5.Peer-Reviewed Original ResearchArtificial 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 cohortValidation Of The Transthyretin Amyloidosis Cardiomyopathy Score In A Black And Hispanic Screening Population: An Interim Analysis Of The First 342 Cases From The Scan-mp Study
Chan N, Einstein A, Teruya S, Rodriguez C, Helmke S, Cuomo M, DeLuca A, Johnson L, Kinkhabwala M, Santana D, Castillo M, Smiley D, Sabogal N, Lamour S, Winburn M, Fine D, De Freitas C, Kattan C, Miller E, Ruberg F, Maurer M. Validation Of The Transthyretin Amyloidosis Cardiomyopathy Score In A Black And Hispanic Screening Population: An Interim Analysis Of The First 342 Cases From The Scan-mp Study. Journal Of Cardiac Failure 2024, 30: 166-167. DOI: 10.1016/j.cardfail.2023.10.122.Peer-Reviewed Original ResearchPosterior wall thicknessRelative wall thicknessATTR-CMEjection fractionCardiomyopathy scoresMayo ClinicNuclear scintigraphyGreater posterior wall thicknessLogistic regressionElevated filling pressuresHigher cardiac biomarkersLarger atrial volumesWorse renal functionLow ejection fractionHigh-risk patientsROC curveHosmer-Lemeshow testReliable clinical toolNegative predictive valueBinary logistic regressionClinical characteristicsRenal functionAtrial volumeHeart failureImpaired relaxation
2023
Prevalence and significance of extracardiac uptake on pyrophosphate imaging in the SCAN-MP study: the first 379 cases.
Chan N, Einstein A, Griffin J, Rosenblum H, Teruya S, Cuomo M, De Los Santos J, DeLuca A, Johnson L, Kinkhabwala M, Leb J, Mintz A, Fine D, Helmke S, Muralidhar V, Pandey S, Sabogal N, Saith S, Winburn M, Smiley D, Miller E, Ruberg F, Maurer M. Prevalence and significance of extracardiac uptake on pyrophosphate imaging in the SCAN-MP study: the first 379 cases. Journal Of Nuclear Cardiology 2023, 30: 2531-2539. PMID: 38245059, DOI: 10.1007/s12350-023-03310-7.Peer-Reviewed Original ResearchConceptsTc-99m PYP uptakeExtracardiac uptakeATTR-CACardiac amyloidosisClinically actionable findingsDiagnose transthyretin cardiac amyloidosisTc-99Transthyretin cardiac amyloidosisBone uptakeTime of scanningBreast uptakeTc-99m PYP imagingThyroid uptakeHeart failureBlack raceRenal uptakeNuclear imagingPyrophosphate imagingTechnetium pyrophosphateHispanic ethnicityHispanic participantsNuclear scintigraphyMinority populationsClinicSelf-identifyClinical Penetrance of the Transthyretin V122I Variant in Older Black Patients With Heart Failure: The SCAN‐MP (Screening for Cardiac Amyloidosis With Nuclear Imaging in Minority Populations) Study
Madhani A, Sabogal N, Massillon D, Paul L, Rodriguez C, Fine D, Helmke S, Winburn M, Kurian D, Raiszadeh F, Teruya S, Cohn E, Einstein A, Miller E, Connors L, Maurer M, Ruberg F. Clinical Penetrance of the Transthyretin V122I Variant in Older Black Patients With Heart Failure: The SCAN‐MP (Screening for Cardiac Amyloidosis With Nuclear Imaging in Minority Populations) Study. Journal Of The American Heart Association 2023, 12: e028973. PMID: 37486082, PMCID: PMC10492994, DOI: 10.1161/jaha.122.028973.Peer-Reviewed Original ResearchConceptsATTR-CMHeart failurePrealbumin concentrationsLeft ventricular wall thicknessPhenotypic penetranceHereditary ATTR-CMOlder black patientsAdvanced heart failureV122I variantVentricular wall thicknessProspective multisite studyYears of ageBlack individualsPyrophosphate imagingEchocardiographic parametersUnderdiagnosed causeBlack patientsSelf-identified Black individualsHF controlsClinical penetrancePrevalenceHispanic individualsMultisite studyBlack participantsPatientsPrevalence and significance of extracardiac uptake on pyrophosphate imaging in the SCAN-MP study: the first 379 cases
Chan N, Einstein A, Griffin J, Rosenblum H, Teruya S, Cuomo M, De Los Santos J, DeLuca A, Johnson L, Kinkhabwala M, Leb J, Mintz A, Fine D, Helmke S, Muralidhar V, Pandey S, Sabogal N, Saith S, Winburn M, Smiley D, Miller E, Ruberg F, Maurer M. Prevalence and significance of extracardiac uptake on pyrophosphate imaging in the SCAN-MP study: the first 379 cases. Journal Of Nuclear Cardiology 2023, 30: 2531-2539. PMID: 37311914, DOI: 10.1007/s12350-023-03310-7.Peer-Reviewed Original ResearchConceptsExtracardiac uptakePYP uptakeCardiac amyloidosisBone uptakeActionable findingsTiming of scansTransthyretin cardiac amyloidosisHeart failureBreast uptakeMean ageBlack raceRenal uptakeHispanic ethnicityThyroid uptakeATTR-CANuclear scintigraphyHispanic participantsTechnetium pyrophosphateNuclear imagingPYP scanPopulation studiesSelf-identified BlackAdditional testingAmyloidosisSubjectsDesign and Rationale the SCAN‐MP (Screening for Cardiac Amyloidosis With Nuclear Imaging in Minority Populations) Study
Ruberg F, Blaner W, Chiuzan C, Connors L, Einstein A, Fine D, Helmke S, Kurian D, Pandey S, Raiszadeh F, Rodriguez C, Sabogal N, Teruya S, Winburn M, Chung W, Cohn E, Miller E, Kelly J, Maurer M. Design and Rationale the SCAN‐MP (Screening for Cardiac Amyloidosis With Nuclear Imaging in Minority Populations) Study. Journal Of The American Heart Association 2023, 12: e028534. PMID: 37066788, PMCID: PMC10227254, DOI: 10.1161/jaha.122.028534.Peer-Reviewed Original ResearchConceptsATTR-CMHeart failureHealth/National HeartOlder black patientsYears of ageCaribbean Hispanic patientsDeposition of transthyretinNoninvasive nuclear imagingBlack patientsHispanic patientsProspective studyBlood InstituteSelf-identified Black individualsNational HeartCardiac amyloidosisUS FoodImportant causeSecondary objectiveOlder individualsSubstitution of valineHispanic individualsNuclear imagingNational InstituteBlack individualsPatientsThe Association Between Body Mass Index And Functional Status In Minority Patients With Heart Failure With Preserved Ejection Fraction: The SCAN-MP Study
Driggin E, Rosenblum H, Teruya S, Rodriguez C, Kurian D, Raiszadeh F, Fine D, Sabogal N, Edmiston J, Massillon D, Winburn M, Miller E, Ruberg F, Maurer M. The Association Between Body Mass Index And Functional Status In Minority Patients With Heart Failure With Preserved Ejection Fraction: The SCAN-MP Study. Journal Of Cardiac Failure 2023, 29: 668-669. DOI: 10.1016/j.cardfail.2022.10.299.Peer-Reviewed Original ResearchBody mass indexKCCQ overall summary scoreExcess fat massFunctional statusOverall summary scoreObesity statusQuality of lifeMinority patientsFunctional capacityObese patientsEjection fractionHeart failureIndependent predictorsMass indexSPPB scoreFat massCardiac amyloidosisSummary scoresMuscle massShort Physical Performance Battery scoreFirst heart failure hospitalizationMedian body mass indexPhysical Performance Battery scoreHigher body mass indexWorse SPPB scoreDiagnostic performance characteristics of planar quantitative and semi-quantitative parameters of Tc99m pyrophosphate (PYP) imaging for diagnosis of transthyretin (ATTR) cardiac amyloidosis: the SCAN-MP study
Pandey S, Teruya S, Rodriguez C, Deluca A, Kinkhabwala M, Johnson L, Fine D, Sabogal N, Winburn M, Castillo M, Bhatia K, Malkovskaya R, Raiszadeh F, Kurian D, Miller E, Einstein A, Maurer M, Ruberg F. Diagnostic performance characteristics of planar quantitative and semi-quantitative parameters of Tc99m pyrophosphate (PYP) imaging for diagnosis of transthyretin (ATTR) cardiac amyloidosis: the SCAN-MP study. Journal Of Nuclear Cardiology 2023, 30: 1414-1419. PMID: 36823486, PMCID: PMC11268194, DOI: 10.1007/s12350-023-03203-9.Peer-Reviewed Original ResearchConceptsTransthyretin cardiac amyloidosisATTR-CACardiac amyloidosisLow pretest probabilityLow pretest likelihoodLV wall thicknessDiagnostic performance characteristicsPositive predictive valueNon-invasive diagnosisConclusionAmong patientsMinority older adultsHeart failurePretest likelihoodPretest probabilitySemi-quantitative parametersPYP uptakeImportant misclassificationPredictive valueImaging thresholdsOptimal heartOlder adultsDiagnostic performancePatientsReference standardScans
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 implantationArrhythmias in Cardiac Sarcoidosis Bench to Bedside
Rosenfeld LE, Chung MK, Harding CV, Spagnolo P, Grunewald J, Appelbaum J, Sauer WH, Culver DA, Joglar JA, Lin BA, Jellis CL, Dickfeld TM, Kwon DH, Miller EJ, Cremer PC, Bogun F, Kron J, Bock A, Mehta D, Leis P, Siontis KC, Kaufman ES, Crawford T, Zimetbaum P, Zishiri ET, Singh JP, Ellenbogen KA, Chrispin J, Quadri S, Vincent LL, Patton KK, Kalbfleish S, Callahan TD, Murgatroyd F, Judson MA, Birnie D, Okada DR, Maulion C, Bhat P, Bellumkonda L, Blankstein R, Cheng RK, Farr MA, Estep JD. Arrhythmias in Cardiac Sarcoidosis Bench to Bedside. Circulation Arrhythmia And Electrophysiology 2021, 14: e009203. PMID: 33591816, PMCID: PMC8142901, DOI: 10.1161/circep.120.009203.BooksConceptsCardiac sarcoidosisF-fluorodeoxyglucose positron emission tomography scansPositron emission tomography scanCardiac magnetic resonance imagingMultiorgan granulomatous diseaseEmission tomography scanCase-based reviewDisease mechanismsUse of pacemakersMagnetic resonance imagingNew diagnostic testsLife-saving importanceExtracardiac sarcoidosisAssociated arrhythmiasHeart failureVentricular tachyarrhythmiasConduction abnormalitiesOptimal careTreatment optionsGranulomatous diseaseTomography scanEarly diagnosisUncertain causeDiagnostic criteriaResonance imaging
2016
Multicenter Study of Planar Technetium 99m Pyrophosphate Cardiac Imaging: Predicting Survival for Patients With ATTR Cardiac Amyloidosis
Castano A, Haq M, Narotsky DL, Goldsmith J, Weinberg RL, Morgenstern R, Pozniakoff T, Ruberg FL, Miller EJ, Berk JL, Dispenzieri A, Grogan M, Johnson G, Bokhari S, Maurer MS. Multicenter Study of Planar Technetium 99m Pyrophosphate Cardiac Imaging: Predicting Survival for Patients With ATTR Cardiac Amyloidosis. JAMA Cardiology 2016, 1: 880-889. PMID: 27557400, DOI: 10.1001/jamacardio.2016.2839.Peer-Reviewed Original ResearchConceptsATTR cardiac amyloidosisCardiac amyloidosisMulticenter studyWorse survivalEjection fractionHeart failureCardiac imagingMultivariable Cox proportional hazards regression analysisCox proportional hazards regression analysisProportional hazards regression analysisRetrospective cohort studyHigh clinical suspicionSingle-center studyHazards regression analysisKaplan-Meier analysisAL cardiac amyloidosisDifferentiation of patientsTransthyretin cardiac amyloidosisDates of analysisSemiquantitative visual scoreContralateral chestPlanar technetiumClinical suspicionCohort studyPrognostic importance
2015
AMPK deficiency in cardiac muscle results in dilated cardiomyopathy in the absence of changes in energy metabolism
Sung MM, Zordoky BN, Bujak AL, Lally JS, Fung D, Young ME, Horman S, Miller EJ, Light PE, Kemp BE, Steinberg GR, Dyck JR. AMPK deficiency in cardiac muscle results in dilated cardiomyopathy in the absence of changes in energy metabolism. Cardiovascular Research 2015, 107: 235-245. PMID: 26023060, PMCID: PMC4565988, DOI: 10.1093/cvr/cvv166.Peer-Reviewed Original ResearchConceptsHeart failureCardiac functionCardiac hypertrophyRole of AMPKAMPK deficiencyCompensatory cardiac hypertrophyWild-type littermatesFatty acid oxidation ratesMyocardial energy metabolismAlters cardiac functionMuscle-specific deletionFirst mouse modelDiastolic functionAbsence of changesCardiac dysfunctionWT miceBasal glucoseMyocardial functionMyocardial metabolismCell shorteningMouse modelCardiac muscle resultsHypertrophyImpaired activationTroponin I