2024
Design and development of the DE-SPECT system: a clinical SPECT system for broadband multi-isotope imaging of peripheral vascular disease
Zannoni E, Sankar P, Jin Y, Liu C, Sinusas A, Metzler S, Meng L. Design and development of the DE-SPECT system: a clinical SPECT system for broadband multi-isotope imaging of peripheral vascular disease. Physics In Medicine And Biology 2024, 69: 125016. PMID: 38815617, PMCID: PMC11167601, DOI: 10.1088/1361-6560/ad5266.Peer-Reviewed Original ResearchConceptsCadmium zinc tellurideSPECT systemField of viewExcellent spectroscopic performanceExcellent energy resolutionBroad energy rangeIntrinsic spatial resolutionSpatial resolutionClinical SPECT systemEnergy resolutionPeripheral vascular diseaseEnergy rangeMm FWHMSpectroscopic performanceZinc tellurideWide-FOVCollimatorPreliminary experimental dataPartial ringDetection systemImaging capabilitiesImaging performanceExtremity imagingVascular diseaseScout imagesArtificial 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 cohortIs PET the Best Screening Tool for Cardiac Assessment Prior to Renal Transplant?
Sinusas A, Asch W. Is PET the Best Screening Tool for Cardiac Assessment Prior to Renal Transplant? Circulation Cardiovascular Imaging 2024, 17: e016408. PMID: 38227693, DOI: 10.1161/circimaging.123.016408.Peer-Reviewed Original Research
2023
Fibroblast activation protein: Pivoting cancer/chemotherapeutic insight towards heart failure
Gehris J, Ervin C, Hawkins C, Womack S, Churillo A, Doyle J, Sinusas A, Spinale F. Fibroblast activation protein: Pivoting cancer/chemotherapeutic insight towards heart failure. Biochemical Pharmacology 2023, 219: 115914. PMID: 37956895, PMCID: PMC10824141, DOI: 10.1016/j.bcp.2023.115914.Peer-Reviewed Original ResearchConceptsFibroblast activation proteinExtracellular matrixCancer progressionFibroblast subtypesProtein signaturesECM structureEnzyme pathwaysActivation proteinTherapeutic targetImportant mechanismFibroblastsProliferationFibroblast growthProteinProgressionPathwayRemodelingFunctionCancerDiscoveryChemotherapeuticsComparison of the prognostic value between quantification and visual estimation of coronary calcification from attenuation CT in patients undergoing SPECT myocardial perfusion imaging
Feher A, Pieszko K, Shanbhag A, Lemley M, Miller R, Huang C, Miras L, Liu Y, Gerber J, Sinusas A, Miller E, Slomka P. Comparison of the prognostic value between quantification and visual estimation of coronary calcification from attenuation CT in patients undergoing SPECT myocardial perfusion imaging. The International Journal Of Cardiovascular Imaging 2023, 40: 185-193. PMID: 37845406, PMCID: PMC466934, DOI: 10.1007/s10554-023-02980-1.Peer-Reviewed Original ResearchConceptsMajor adverse cardiovascular eventsCoronary artery calcificationMyocardial perfusion imagingCT myocardial perfusion imagingSPECT/CT myocardial perfusion imagingArtery calcificationPrognostic valuePrior coronary stentingAdverse cardiovascular eventsSimilar prognostic valueSPECT myocardial perfusionREFINE SPECT registrySPECT/CTCardiovascular eventsCAC scoringCalcium scoreCoronary calcificationCoronary stentingPrognostic utilitySingle centerCoronary arteryLow doseMyocardial perfusionPerfusion imagingSurvival analysisTargeted imaging of angiogenesis post-myocardial infarction predicts development of heart failure.
Sinusas A. Targeted imaging of angiogenesis post-myocardial infarction predicts development of heart failure. Journal Of Nuclear Cardiology 2023, 30: 2085-2088. PMID: 38245156, DOI: 10.1007/s12350-023-03347-8.Peer-Reviewed Original ResearchTargeted imaging of angiogenesis post-myocardial infarction predicts development of heart failure
Sinusas A. Targeted imaging of angiogenesis post-myocardial infarction predicts development of heart failure. Journal Of Nuclear Cardiology 2023, 30: 2085-2088. PMID: 37495762, DOI: 10.1007/s12350-023-03347-8.Peer-Reviewed Original ResearchThe Potential Role of PET in the Management of Peripheral Artery Disease
Alashi A, Vermillion B, Sinusas A. The Potential Role of PET in the Management of Peripheral Artery Disease. Current Cardiology Reports 2023, 25: 831-839. PMID: 37314651, DOI: 10.1007/s11886-023-01904-8.Peer-Reviewed Original ResearchConceptsPeripheral artery diseaseArtery diseaseLower extremitiesManagement of PADSetting of PADEarly detectionLarge vessel diseaseManagement of patientsNon-invasive testsPositron emission tomography (PET) imagingEmission Tomography ImagingNon-invasive toolVascular inflammationVessel diseaseMicrovascular perfusionRoutine screeningBlood flowClinical researchPatientsDiseaseTomography imagingPET imagingSkeletal musclePotential roleSummaryThe purposeQuantitative cardiovascular magnetic resonance findings and clinical risk factors predict cardiovascular outcomes in breast cancer patients
Kwan J, Arbune A, Henry M, Hu R, Wei W, Nguyen V, Lee S, Lopez-Mattei J, Guha A, Huber S, Bader A, Meadows J, Sinusas A, Mojibian H, Peters D, Lustberg M, Hull S, Baldassarre L. Quantitative cardiovascular magnetic resonance findings and clinical risk factors predict cardiovascular outcomes in breast cancer patients. PLOS ONE 2023, 18: e0286364. PMID: 37252927, PMCID: PMC10228774, DOI: 10.1371/journal.pone.0286364.Peer-Reviewed Original ResearchConceptsBreast cancer patientsSystolic heart failureCardiovascular outcomesCancer patientsHeart failureValvular diseaseStrain abnormalitiesLeft ventricular ejection fraction reductionCancer treatment-related cardiotoxicityCardiovascular magnetic resonance findingsVentricular ejection fraction reductionYale-New Haven HospitalEjection fraction reductionTreatment-related cardiotoxicityAdverse cardiovascular outcomesClinical risk factorsNormal LV functionGlobal longitudinal strainIschemic heart diseaseMagnetic resonance findingsRisk regression modelsNew Haven HospitalSubclinical cardiotoxicityDiastolic dysfunctionStatin useDuSFE: Dual-Channel Squeeze-Fusion-Excitation co-attention for cross-modality registration of cardiac SPECT and CT
Chen X, Zhou B, Xie H, Guo X, Zhang J, Duncan J, Miller E, Sinusas A, Onofrey J, Liu C. DuSFE: Dual-Channel Squeeze-Fusion-Excitation co-attention for cross-modality registration of cardiac SPECT and CT. Medical Image Analysis 2023, 88: 102840. PMID: 37216735, PMCID: PMC10524650, DOI: 10.1016/j.media.2023.102840.Peer-Reviewed Original ResearchConceptsCross-modality registrationConvolutional layersCo-attention mechanismMultiple convolutional layersCo-attention moduleDifferent convolutional layersMedical image registrationInput data streamDeep learning strategiesLow registration errorIntensity-based registration methodCardiac SPECTΜ-mapsDeep learningFeature fusionData streamsInput imageSource codeFeature mapsNeural networkImage registrationSpatial featuresRegistration performanceRegistration methodInput informationComprehensive Multimodality Imaging of Congenitally Corrected Transposition of the Great Arteries Incidentally Found to Have Coronary Ischemia
Sasse A, Feher A, Thorn S, Fahey J, Keeshan B, Sinusas A, Mojibian H, Steele J. Comprehensive Multimodality Imaging of Congenitally Corrected Transposition of the Great Arteries Incidentally Found to Have Coronary Ischemia. Circulation Cardiovascular Imaging 2023, 16: 597-600. PMID: 37092334, DOI: 10.1161/circimaging.122.015158.Peer-Reviewed Case Reports and Technical NotesUnsupervised learning to characterize patients with known coronary artery disease undergoing myocardial perfusion imaging
Williams M, Bednarski B, Pieszko K, Miller R, Kwiecinski J, Shanbhag A, Liang J, Huang C, Sharir T, Dorbala S, Di Carli M, Einstein A, Sinusas A, Miller E, Bateman T, Fish M, Ruddy T, Acampa W, Hauser M, Kaufmann P, Dey D, Berman D, Slomka P. Unsupervised learning to characterize patients with known coronary artery disease undergoing myocardial perfusion imaging. European Journal Of Nuclear Medicine And Molecular Imaging 2023, 50: 2656-2668. PMID: 37067586, PMCID: PMC10317876, DOI: 10.1007/s00259-023-06218-z.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseMyocardial perfusion imagingCause mortalityTotal perfusion deficitArtery diseaseRisk stratificationPerfusion deficitsHigher body mass indexTomography myocardial perfusion imagingMore diabetes mellitusSPECT myocardial perfusion imagingBetter risk stratificationRisk-stratify patientsBody mass indexREFINE SPECT registrySingle photon emissionDiabetes mellitusMass indexExternal cohortStress imagingMyocardial perfusionPatientsRisk phenotypePerfusion imagingImaging characteristicsImpaired left-ventricular global longitudinal strain by feature-tracking cardiac MRI predicts mortality in systemic sclerosis
Feher A, Miller E, Peters D, Mojibian H, Sinusas A, Hinchcliff M, Baldassarre L. Impaired left-ventricular global longitudinal strain by feature-tracking cardiac MRI predicts mortality in systemic sclerosis. Rheumatology International 2023, 43: 849-858. PMID: 36894756, DOI: 10.1007/s00296-023-05294-6.Peer-Reviewed Original ResearchConceptsLate gadolinium enhancementLV-GLSSystemic sclerosisWorse survivalClinical indicationsImpaired left ventricular global longitudinal strainLeft ventricular global longitudinal strainPresence of LGECMR strainLV cardiac indexWorse LV-GLSLV ejection fractionCox regression analysisGlobal longitudinal strainLV cardiac outputGlobal radialCardiac indexOverall survivalRetrospective cohortEjection fractionPrognostic valueAdverse outcomesCardiac outputGadolinium enhancementRV strainThe Association Between Obstructive Sleep Apnea and Abnormal 82Rubidium Cardiac PET Perfusion Myocardial Flow Reserve
Aneni E, Thorn S, Feher A, Hong Chen J, Sinusas A, Yaggi H, Miller E. The Association Between Obstructive Sleep Apnea and Abnormal 82Rubidium Cardiac PET Perfusion Myocardial Flow Reserve. JACC Cardiovascular Imaging 2023, 16: 856-858. PMID: 36881426, PMCID: PMC10718199, DOI: 10.1016/j.jcmg.2022.11.024.Peer-Reviewed Original Research
2022
Thrombus Imaging Following Myocardial Infarction Does Molecular Imaging Offer an Advantage? ∗
Sinusas A. Thrombus Imaging Following Myocardial Infarction Does Molecular Imaging Offer an Advantage? ∗. JACC Cardiovascular Imaging 2022, 16: 833-836. PMID: 36648044, DOI: 10.1016/j.jcmg.2022.10.015.Peer-Reviewed Original ResearchCo-attention spatial transformer network for unsupervised motion tracking and cardiac strain analysis in 3D echocardiography
Ahn S, Ta K, Thorn S, Onofrey J, Melvinsdottir I, Lee S, Langdon J, Sinusas A, Duncan J. Co-attention spatial transformer network for unsupervised motion tracking and cardiac strain analysis in 3D echocardiography. Medical Image Analysis 2022, 84: 102711. PMID: 36525845, PMCID: PMC9812938, DOI: 10.1016/j.media.2022.102711.Peer-Reviewed Original ResearchConceptsSpatial transformer networkMotion trackingNoisy displacement fieldReliable motion estimationMotion tracking methodCardiac strain analysisTransformer networkDisplacement fieldDisplacement pathsMotion fieldTracking methodMotion estimationExperimental resultsStrain analysisSuperior performanceTemporal constraintsCardiac motionTrackingRegularization functionDependent featuresEchocardiography imagesNetworkPrior assumptionsFieldQuantification of intramyocardial blood volume using 99mTc-RBC SPECT/CT: a pilot human study
Yousefi H, Shi L, Soufer A, Tsatkin V, Bruni W, Avendano R, Greco K, McMahon D, Thorn S, Miller E, Sinusas A, Liu C. Quantification of intramyocardial blood volume using 99mTc-RBC SPECT/CT: a pilot human study. Journal Of Nuclear Cardiology 2022, 30: 292-297. PMID: 36319815, DOI: 10.1007/s12350-022-03123-0.Peer-Reviewed Original Research
2020
Coronary Computed Tomography Angiography Compared With Single Photon Emission Computed Tomography Myocardial Perfusion Imaging as a Guide to Optimal Medical Therapy in Patients Presenting With Stable Angina: The RESCUE Trial
Stillman A, Gatsonis C, Lima J, Liu T, Snyder B, Cormack J, Malholtra V, Schnall M, Udelson J, Hoffmann U, Woodard P, Kim M, Hegde V, Kenny, Afaq M, Clouse M, Malhotra V, Cole, Al‐Khori F, Scherer M, Rothenberg F, Kirsch J, Shah A, Quyyumi A, Engberding N, Becker C, Li D, Pantelic M, Duerinckx A, Martin, Schrank J, Zachariah, Jacob R, Borges A, Roberge E, Truong Q, Edelman R, Akers S, Marsh K, Kemp, Reingold J, Chilakapati V, Osborne J, Lui K, Gomes A, Bajpai A, del Rio J, Singh, Thompson B, Rivard A, Jha S, Mavromatis K, Woodard P, Sinusas A. Coronary Computed Tomography Angiography Compared With Single Photon Emission Computed Tomography Myocardial Perfusion Imaging as a Guide to Optimal Medical Therapy in Patients Presenting With Stable Angina: The RESCUE Trial. Journal Of The American Heart Association 2020, 9: e017993. PMID: 33283579, PMCID: PMC7955393, DOI: 10.1161/jaha.120.017993.Peer-Reviewed Original ResearchConceptsMajor adverse cardiovascular eventsOptimal medical therapyAcute myocardial infarctionMedical therapyStable anginaMyocardial perfusion imagingMyocardial infarctionSingle photon emissionNegative CCTAHazard ratioRescue trialPerfusion imagingFirst major adverse cardiovascular eventTomography myocardial perfusion imagingSPECT myocardial perfusion imagingAdverse cardiovascular eventsOutcomes of patientsTomography myocardial perfusionFirst imaging testPhoton emissionCCTA armPositive CCTACardiovascular eventsSegment involvementOutcome trials
2019
Molecular Imaging of the Heart
Boutagy NE, Feher A, Alkhalil I, Umoh N, Sinusas AJ. Molecular Imaging of the Heart. 2019, 9: 477-533. PMID: 30873600, DOI: 10.1002/cphy.c180007.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsCardiovascular diseaseRisk stratificationCardiovascular molecular imagingMultimodality cardiovascular imagingIschemic heart failureMolecular imagingMolecular imaging targetsPositron emission tomographySingle photon emissionNumerous cardiovascular diseasesClinical molecular imagingEjection fractionHeart failureMedical therapySystemic diseaseMyocardial infarctionPathophysiological changesCardiac functionEarly diagnosisDisease processCardiac arrhythmiasEmission tomographyCardiovascular imagingImaging strategiesPhoton emission
2018
Serial Assessment of Coronary Flow Reserve by Rubidium-82 Positron Emission Tomography Predicts Mortality in Heart Transplant Recipients
Feher A, Srivastava A, Quail MA, Boutagy NE, Khanna P, Wilson L, Miller EJ, Liu YH, Lee F, Sinusas AJ. Serial Assessment of Coronary Flow Reserve by Rubidium-82 Positron Emission Tomography Predicts Mortality in Heart Transplant Recipients. JACC Cardiovascular Imaging 2018, 13: 109-120. PMID: 30343093, PMCID: PMC6461525, DOI: 10.1016/j.jcmg.2018.08.025.Peer-Reviewed Original ResearchMeSH KeywordsAgedCoronary Artery DiseaseFemaleFractional Flow Reserve, MyocardialHeart TransplantationHumansMaleMiddle AgedMyocardial Perfusion ImagingPositron-Emission TomographyPredictive Value of TestsProspective StudiesRadiopharmaceuticalsReproducibility of ResultsRubidium RadioisotopesTime FactorsTreatment OutcomeConceptsPositron emission tomographyLong-term prognostic valueSerial assessmentPET-2Pet-1Cause mortalityHT patientsPrognostic valueHigh CFRLow CFRRb positron-emission tomographyEmission tomographyRb-82 positron emission tomographyRubidium-82 positron emission tomographyPET imagingHeart transplantation patientsHistory of HTCardiac allograft vasculopathyHeart transplant recipientsLong-term mortalitySingle-center studyMultivariate Cox regressionCoronary flow reserveAllograft vasculopathyHT recipients