2024
DuDoCFNet: Dual-Domain Coarse-to-Fine Progressive Network for Simultaneous Denoising, Limited-View Reconstruction, and Attenuation Correction of Cardiac SPECT
Chen X, Zhou B, Guo X, Xie H, Liu Q, Duncan J, Sinusas A, Liu C. DuDoCFNet: Dual-Domain Coarse-to-Fine Progressive Network for Simultaneous Denoising, Limited-View Reconstruction, and Attenuation Correction of Cardiac SPECT. IEEE Transactions On Medical Imaging 2024, 43: 3110-3125. PMID: 38578853, DOI: 10.1109/tmi.2024.3385650.Peer-Reviewed Original ResearchMulti-task learning methodCross-domainLimited-viewLearning methodsCoarse-to-fine estimationProgressive networkDual domainCross-modal feature fusionDual-domain networkProgressive learning strategyCross-modal informationSimultaneous denoisingFeature fusionSingle-photon emission computed tomographyImage domainCardiac single-photon emission computed tomographyReconstruction accuracyDenoisingHardware expenseFusion mechanismAccelerated scansImage noiseM-mapSuperior accuracyNetworkEvolution of Cardiac Amyloidosis Imaging with Bone-Avid Tracers: From Qualification to Quantification.
Malhotra S, Sinusas A. Evolution of Cardiac Amyloidosis Imaging with Bone-Avid Tracers: From Qualification to Quantification. Journal Of Nuclear Cardiology 2024, 102032. PMID: 39214278, DOI: 10.1016/j.nuclcard.2024.102032.Peer-Reviewed Original ResearchContrast‐enhanced computed tomography for ex vivo assessment of human kidneys: A proof‐of‐concept study
Feizi A, DiRito J, Richfield O, Stendahl J, Harris M, Spindler S, Edwards C, Lysyy T, Lee S, Boutagy N, Feher A, Yoo P, Hosgood S, Mulligan D, Nicholson M, Sinusas A, Haakinson D, Tietjen G. Contrast‐enhanced computed tomography for ex vivo assessment of human kidneys: A proof‐of‐concept study. Artificial Organs 2024 PMID: 39189738, DOI: 10.1111/aor.14840.Peer-Reviewed Original ResearchContrast-enhanced computed tomographyNormothermic perfusionComputed tomographyHuman kidneyLocal informationAnalysis of biopsiesAssess organ functionNovel therapeutic strategiesEx vivo assessmentWhole organ perfusionProof-of-concept studyEx vivo perfusionInfusion scansAnatomical structuresOrgan perfusionThe Updated REgistry of Fast Myocardial Perfusion Imaging With NExt Generation SPECT
Miller R, Lemley M, Shanbhag A, Bednarski B, Liang J, Builoff V, Kavanagh P, Sharir T, Hauser M, Ruddy T, Fish M, Einstein A, Dorbala S, Di Carli M, Feher A, Miller E, Sinusas A, Halcox J, Martins M, Kaufmann P, Dey D, Berman D, Slomka P. The Updated REgistry of Fast Myocardial Perfusion Imaging With NExt Generation SPECT. Journal Of Nuclear Cardiology 2024, 38: 101926. DOI: 10.1016/j.nuclcard.2024.101926.Peer-Reviewed Original ResearchMolecular Imaging of Fibroblast Activation in Lower Extremity Skeletal Muscles Using a 99mTc-Labeled Inhibitor of Fibroblast Activation Protein in Porcine Model of Peripheral Artery Disease
Jang S, Thorn S, Zohora F, Porcaro O, Burns R, Vermillion B, Callegari S, Guerrera N, DePino A, Liu C, Luna-Gutierrez M, Ferro-Flores G, Sinusas A. Molecular Imaging of Fibroblast Activation in Lower Extremity Skeletal Muscles Using a 99mTc-Labeled Inhibitor of Fibroblast Activation Protein in Porcine Model of Peripheral Artery Disease. Journal Of Nuclear Cardiology 2024, 38: 101997. DOI: 10.1016/j.nuclcard.2024.101997.Peer-Reviewed Original ResearchHybrid SPECT/CT Imaging of Fibroblast Activation Protein Post Myocardial Infarction on Novel 360° CZT Scanner
Thorn S, Burns R, Zohora F, Jang S, Porcaro O, Guerrera N, DePino A, Vermillion B, Liu C, Luna-Gutiérrez M, Ferro-Flores G, Sinusas A. Hybrid SPECT/CT Imaging of Fibroblast Activation Protein Post Myocardial Infarction on Novel 360° CZT Scanner. Journal Of Nuclear Cardiology 2024, 38: 101972. DOI: 10.1016/j.nuclcard.2024.101972.Peer-Reviewed Original ResearchDevelopment Of Ct Quantitative Tools To Assess Collateral Formation In Rabbit Model Of Hind Limb Ischemia: Implications For Evaluation Of Vascular Reserve.
Vermillion B, Jang S, Alashi A, Burns R, Guerrera N, Depino A, Martins S, Papademetris X, Zeiss C, Guo L, Liu C, Thorn S, Sinusas A. Development Of Ct Quantitative Tools To Assess Collateral Formation In Rabbit Model Of Hind Limb Ischemia: Implications For Evaluation Of Vascular Reserve. Journal Of Cardiovascular Computed Tomography 2024, 18: s50-s51. DOI: 10.1016/j.jcct.2024.05.117.Peer-Reviewed Original ResearchNon-invasive Estimation Of Right Ventricle-Pulmonary Artery Coupling Using Multiphase Cardiac Computed Tomography Angiography In Pig Model Of Acute Respiratory Distress Syndrome
Jang S, Thorn S, Vermillion B, Alashi A, Zohora F, Lee S, Ahn S, Burns R, Dela Cruz C, Zeiss C, Spinale F, Heerdt P, Sinusas A. Non-invasive Estimation Of Right Ventricle-Pulmonary Artery Coupling Using Multiphase Cardiac Computed Tomography Angiography In Pig Model Of Acute Respiratory Distress Syndrome. Journal Of Cardiovascular Computed Tomography 2024, 18: s46. DOI: 10.1016/j.jcct.2024.05.106.Peer-Reviewed Original ResearchEarly Transient CT Enhancement Post Myocardial Infarction Is Associated With Technetium-99m Pyrophosphate Uptake And Calcium Deposition
Zohora F, Lee S, Lin A, Jang S, Vermillion B, Burns R, Callegari S, DePino A, Guerrera N, Thorn S, Sinusas A. Early Transient CT Enhancement Post Myocardial Infarction Is Associated With Technetium-99m Pyrophosphate Uptake And Calcium Deposition. Journal Of Cardiovascular Computed Tomography 2024, 18: s25-s26. DOI: 10.1016/j.jcct.2024.05.058.Peer-Reviewed Original ResearchCoordinate-Independent 3-D Ultrasound Principal Stretch and Direction Imaging
Jeng G, Chen P, Hsieh M, Liu Z, Langdon J, Ahn S, Staib L, Stendahl J, Thorn S, Sinusas A, Duncan J, O'Donnell M. Coordinate-Independent 3-D Ultrasound Principal Stretch and Direction Imaging. IEEE Transactions On Biomedical Engineering 2024, PP: 1-12. PMID: 38941195, DOI: 10.1109/tbme.2024.3420220.Peer-Reviewed Original ResearchPrincipal stretchesAxial displacement componentsSpeckle tracking methodSpeckle tracking approachTracking methodRobust filterDisplacement componentsTissue incompressibilityDisplacement estimationStrain componentsDisplacement gradientsStrain informationLocalized diseased regionStrain imagingLagrangian strainLeast-squares methodTracking approachTracking frameworkCoordinate systemCardiac coordinate systemProbe orientationFilterHigher spatial resolutionCardiac datasetsEnhanced accuracyComparative study of functional and structural muscle changes in peripheral artery disease: rubidium-82 positron emission tomography and histological correlation
Alashi A, Vermillion B, Callegari S, Burns R, Guo L, Moulton E, Guerrera N, Depino A, Papademetris X, Zeiss C, Thorn S, Liu C, Sinusas A. Comparative study of functional and structural muscle changes in peripheral artery disease: rubidium-82 positron emission tomography and histological correlation. European Heart Journal - Cardiovascular Imaging 2024, 25: jeae142.087. DOI: 10.1093/ehjci/jeae142.087.Peer-Reviewed Original ResearchPeripheral arterial diseaseStandardized uptake valueHindlimb ischemia modelReactive hyperemiaSkeletal muscle perfusionPerfusion reserveCapillary densityPET imagingArtery diseaseNon-ischemicRubidium-82 positron emission tomographyType 2 muscle fibersRelevant pre-clinical modelIndicative of fibrosisManagement of peripheral arterial diseaseCapillary to muscle fiber ratioClinically relevant pre-clinical modelPre-clinical modelsMuscle perfusionFast myosinWeeks post-ligationRb-82 uptakeEvaluate treatment strategiesRabbit hindlimb ischemia modelPositron emission tomographyPrototype catheter-based device for real time dual-isotope myocardial mapping
Stendahl J, Vermillion B, Daghighian F, Sinusas A. Prototype catheter-based device for real time dual-isotope myocardial mapping. European Heart Journal - Cardiovascular Imaging 2024, 25: jeae142.049. DOI: 10.1093/ehjci/jeae142.049.Peer-Reviewed Original ResearchDesign 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 imagesLinks Between Obstructive Sleep Apnea and Myocardial Blood Flow Changes Impacting Adverse Cardiovascular Disease-related Outcomes
Aneni E, Sinusas A, Emokpae M, Thorn S, Yaggi H, Miller E. Links Between Obstructive Sleep Apnea and Myocardial Blood Flow Changes Impacting Adverse Cardiovascular Disease-related Outcomes. Current Cardiology Reports 2024, 26: 723-734. PMID: 38806976, DOI: 10.1007/s11886-024-02072-z.Peer-Reviewed Original ResearchObstructive sleep apneaCoronary microvascular dysfunctionAbnormal myocardial blood flowSevere obstructive sleep apneaMyocardial flow reserveMyocardial blood flowSleep apneaModerate to severe obstructive sleep apneaAbnormal myocardial flow reserveRecent FindingsRecent studiesDisease-related outcomesBlood flow changesMyocardial blood flow changesCardiovascular disease-related outcomesMicrovascular dysfunctionClinical impactCPAPReviewRecent studiesStructural abnormalitiesCoronary microcirculationFindingsRecent studiesFlow reserveCardiac workBlood flowApneaMulti-modality imaging for assessment of the microcirculation in peripheral artery disease: Bench to clinical practice
Callegari S, Feher A, Smolderen K, Mena-Hurtado C, Sinusas A. Multi-modality imaging for assessment of the microcirculation in peripheral artery disease: Bench to clinical practice. American Heart Journal Plus Cardiology Research And Practice 2024, 42: 100400. PMID: 38779485, PMCID: PMC11108852, DOI: 10.1016/j.ahjo.2024.100400.Peer-Reviewed Original ResearchPeripheral arterial diseaseMicrovascular diseasePeripheral microcirculationArtery diseaseEvaluation of response to therapyResponse to therapyManagement of peripheral arterial diseaseImprove risk stratificationOutcomes of peripheral artery diseaseAssessment of perfusionPathophysiology of peripheral arterial diseaseRisk of mortalityMolecular imaging studiesMulti-modal imagesPredictors of amputationRisk stratificationPre-clinicalImaging studiesClinical perfusionProcedural treatmentsClinical practicePersonalized managementMicrocirculationDiseasePerfusionTAI-GAN: A Temporally and Anatomically Informed Generative Adversarial Network for early-to-late frame conversion in dynamic cardiac PET inter-frame motion correction
Guo X, Shi L, Chen X, Liu Q, Zhou B, Xie H, Liu Y, Palyo R, Miller E, Sinusas A, Staib L, Spottiswoode B, Liu C, Dvornek N. TAI-GAN: A Temporally and Anatomically Informed Generative Adversarial Network for early-to-late frame conversion in dynamic cardiac PET inter-frame motion correction. Medical Image Analysis 2024, 96: 103190. PMID: 38820677, PMCID: PMC11180595, DOI: 10.1016/j.media.2024.103190.Peer-Reviewed Original ResearchGenerative adversarial networkAdversarial networkMotion estimation accuracyInter-frame motionIntensity-based image registration techniqueAll-to-oneSegmentation masksImage registration techniquesOriginal frameTemporal informationDiagnosis accuracyMyocardial blood flowEstimation accuracyFrame conversionPositron emission tomographyNovel methodImage qualityPET datasetsRegistration techniqueNetworkCardiac positron emission tomographyBlood flowDynamic cardiac positron emission tomographyMotion correctionCoronary artery diseaseMulti-Task Learning for Motion Analysis and Segmentation in 3D Echocardiography
Ta K, Ahn S, Thorn S, Stendahl J, Zhang X, Langdon J, Staib L, Sinusas A, Duncan J. Multi-Task Learning for Motion Analysis and Segmentation in 3D Echocardiography. IEEE Transactions On Medical Imaging 2024, 43: 2010-2020. PMID: 38231820, DOI: 10.1109/tmi.2024.3355383.Peer-Reviewed Original ResearchMulti-task learning networkCross-stitch unitsComposite loss functionAccurate motion estimationTask-specific networksMotion estimationSegmentation masksLearning networkLoss functionSegmentation stepEchocardiography datasetNetworkMotion displacementMotion analysisMultiple time framesTaskAnalysis pipelineSegmentsStrain measurementsDatasetRepresentationA COMPARATIVE ANALYSIS OF PET, CZT SPECT, AND CONVENTIONAL SPECT IN MODERN CARDIOLOGY
Ahmed A, Agarwal R, Khera R, Liu Y, Sinusas A, Miller E, Feher A. A COMPARATIVE ANALYSIS OF PET, CZT SPECT, AND CONVENTIONAL SPECT IN MODERN CARDIOLOGY. Journal Of The American College Of Cardiology 2024, 83: 1365. DOI: 10.1016/s0735-1097(24)03355-2.Peer-Reviewed Original ResearchLACK OF HEMODYNAMIC RESPONSE TO VASODILATOR STRESS IS ASSOCIATED WITH CARDIOVASCULAR EVENTS
Liang J, Miller R, Bednarski B, Lemley M, Shanbhag A, Sharir T, Hauser M, Ruddy T, Fish M, Bateman T, Acampa W, Einstein A, Dorbala S, Di Carli M, Miller E, Sinusas A, Halcox J, Martins M, Kaufmann P, Dey D, Berman D, Slomka P. LACK OF HEMODYNAMIC RESPONSE TO VASODILATOR STRESS IS ASSOCIATED WITH CARDIOVASCULAR EVENTS. Journal Of The American College Of Cardiology 2024, 83: 1393. DOI: 10.1016/s0735-1097(24)03383-7.Peer-Reviewed Original ResearchMULTIMODALITY IMAGING GUIDED INTRAMYOCARDIAL DELIVERY OF IMAGEABLE HYDROGEL POST MYOCARDIAL INFARCTION IMPROVES STRAIN ASSOCIATED WITH INTEGRIN ACTIVATION
Melvinsdottir I, Midgett D, Lee S, Chen K, Avendano R, Ahn S, Thorn S, Uman S, Sinusas A. MULTIMODALITY IMAGING GUIDED INTRAMYOCARDIAL DELIVERY OF IMAGEABLE HYDROGEL POST MYOCARDIAL INFARCTION IMPROVES STRAIN ASSOCIATED WITH INTEGRIN ACTIVATION. Journal Of The American College Of Cardiology 2024, 83: 1399. DOI: 10.1016/s0735-1097(24)03389-8.Peer-Reviewed Original Research