2025
Reassessing Cardiovascular Risk in Patients with Peripheral Artery Disease undergoing Myocardial Perfusion Imaging
Wang K, Sharir T, Hauser M, Dorbala S, Di Carli M, Fish M, Ruddy T, Bateman T, Einstein A, Kaufmann P, Miller E, Sinusas A, Acampa W, Halcox J, Martins M, Liang J, Builoff V, Dey D, Berman D, Miller R, Slomka P. Reassessing Cardiovascular Risk in Patients with Peripheral Artery Disease undergoing Myocardial Perfusion Imaging. Canadian Journal Of Cardiology 2025 PMID: 40368278, DOI: 10.1016/j.cjca.2025.05.002.Peer-Reviewed Original ResearchCoronary artery diseaseMyocardial perfusion abnormalitiesPeripheral arterial diseaseHistory of peripheral arterial diseaseTotal perfusion deficitMyocardial perfusion imagingPerfusion abnormalitiesMACE riskPropensity-score matchingArtery diseaseCoronary revascularizationInitiation of disease-modifying therapyPerfusion imagingAssociated with increased MACE riskSPECT myocardial perfusion imagingConcomitant coronary artery diseaseLate coronary revascularizationMedian Follow-UpReview of electronic medical recordsMyocardial ischemic burdenRisk of MACEAdverse cardiovascular eventsGroup of patientsBalanced groups of patientsDisease-modifying therapies
2021
Diagnostic accuracy of stress-only myocardial perfusion SPECT improved by deep learning
Liu H, Wu J, Miller EJ, Liu C, Yaqiang, Liu, Liu YH. Diagnostic accuracy of stress-only myocardial perfusion SPECT improved by deep learning. European Journal Of Nuclear Medicine And Molecular Imaging 2021, 48: 2793-2800. PMID: 33511425, DOI: 10.1007/s00259-021-05202-9.Peer-Reviewed Original ResearchConceptsMyocardial perfusion imagingCoronary artery diseaseMyocardial perfusion abnormalitiesPerfusion abnormalitiesDiagnostic accuracyConvolutional neural networkTomography myocardial perfusion imagingYale-New Haven HospitalMyocardial perfusion defect sizeSPECT myocardial perfusion imagingAbnormal myocardial perfusionReceiver-operating characteristic curvePerfusion defect sizeNew Haven HospitalAUC valuesSingle photon emissionMyocardial perfusion SPECTDeep learningHigh diagnostic accuracyArtery diseaseDL methodsFinal diagnosisPatient genderMyocardial perfusionPerfusion SPECT
2020
Prognostic Value of Radiotracer-Based Perfusion Imaging in Critical Limb Ischemia Patients Undergoing Lower Extremity Revascularization
Chou TH, Alvelo JL, Janse S, Papademetris X, Sumpio BE, Mena-Hurtado C, Sinusas AJ, Stacy MR. Prognostic Value of Radiotracer-Based Perfusion Imaging in Critical Limb Ischemia Patients Undergoing Lower Extremity Revascularization. JACC Cardiovascular Imaging 2020, 14: 1614-1624. PMID: 33221224, PMCID: PMC8113329, DOI: 10.1016/j.jcmg.2020.09.033.Peer-Reviewed Original ResearchConceptsCritical limb ischemiaLower extremity revascularizationDiabetes mellitusSPECT/CTPrognostic valuePerfusion responseAmputation outcomesExtremity revascularizationFoot perfusionCritical limb ischemia patientsAmputation-free survivalIncidence of amputationSubsequent clinical outcomesRegional perfusion abnormalitiesSingle photon emissionIschemia patientsLimb ischemiaClinical outcomesFoot ulcersPerfusion abnormalitiesCT perfusionRevascularizationRadiotracer uptakePatientsPerfusion imaging
2019
5-Year Prognostic Value of Quantitative Versus Visual MPI in Subtle Perfusion Defects Results From REFINE SPECT
Otaki Y, Betancur J, Sharir T, Hu LH, Gransar H, Liang JX, Azadani PN, Einstein AJ, Fish MB, Ruddy TD, Kaufmann PA, Sinusas AJ, Miller EJ, Bateman TM, Dorbala S, Di Carli M, Tamarappoo BK, Germano G, Dey D, Berman DS, Slomka PJ. 5-Year Prognostic Value of Quantitative Versus Visual MPI in Subtle Perfusion Defects Results From REFINE SPECT. JACC Cardiovascular Imaging 2019, 13: 774-785. PMID: 31202740, PMCID: PMC6899217, DOI: 10.1016/j.jcmg.2019.02.028.Peer-Reviewed Original ResearchConceptsMajor adverse cardiac eventsTotal perfusion deficitStress total perfusion deficitMACE rateHazard ratioRate of MACECox proportional hazards analysisTomography myocardial perfusion imagingAdjusted hazard ratioAdverse cardiac eventsNonfatal myocardial infarctionProportional hazards analysisMyocardial perfusion imagingSingle photon emissionCardiac eventsLate revascularizationUnstable anginaRisk stratificationPrognostic valueKaplan-MeierPerfusion abnormalitiesPerfusion deficitsMyocardial infarctionPrognostic studiesMyocardial perfusion
2015
pH-weighted molecular imaging of gliomas using amine chemical exchange saturation transfer MRI
Harris R, Cloughesy T, Liau L, Prins R, Antonios J, Li D, Yong W, Pope W, Lai A, Nghiemphu P, Ellingson B. pH-weighted molecular imaging of gliomas using amine chemical exchange saturation transfer MRI. Neuro-Oncology 2015, 17: 1514-1524. PMID: 26113557, PMCID: PMC4648305, DOI: 10.1093/neuonc/nov106.Peer-Reviewed Original ResearchConceptsAmine chemical exchange saturation transferPH-weighted MRIShorter time to progressionAcid lesionsTime to progressionChemical exchange saturation transfer MRIMolecular imaging of gliomaIntracranial glioma modelBrain tumor physiologyImaging of gliomasActive tumorAbnormal perfusionGlioma modelPerfusion abnormalitiesGlioblastoma patientsMolecular imaging techniquesPET uptakeTumor physiologyMR spectroscopyTissue acidosisChemical exchange saturation transferHuman patientsPatientsTumorLesions
2011
Cerebral perfusion and automated individual analysis using SPECT among an obsessive-compulsive population
da Rocha E, Buchpiguel C, Miguel E, Peres S, Filho G. Cerebral perfusion and automated individual analysis using SPECT among an obsessive-compulsive population. Jornal Brasileiro De Psiquiatria 2011, 60: 1-6. DOI: 10.1590/s0047-20852011000100001.Peer-Reviewed Original ResearchStatistical parametric mappingBrain SPECT imagesCerebral perfusionPerfusion abnormalitiesPerfusional abnormalitiesSPECT examinationNormal groupNormal subjectsClinical practiceSample of subjectsParametric mappingAbnormalitiesPatientsSPECT imagesIndividual assessmentVoxel levelSubjectsOCDStatistical thresholdPerfusionIndividual analysis
2008
Evaluation of mechanical dyssynchrony and myocardial perfusion using phase analysis of gated SPECT imaging in patients with left ventricular dysfunction
Trimble MA, Borges-Neto S, Honeycutt EF, Shaw LK, Pagnanelli R, Chen J, Iskandrian AE, Garcia EV, Velazquez EJ. Evaluation of mechanical dyssynchrony and myocardial perfusion using phase analysis of gated SPECT imaging in patients with left ventricular dysfunction. Journal Of Nuclear Cardiology 2008, 15: 663-670. PMID: 18761269, PMCID: PMC3048059, DOI: 10.1016/j.nuclcard.2008.06.007.Peer-Reviewed Original ResearchConceptsLeft ventricular dysfunctionMechanical dyssynchronyQRS durationPhase SDHF patientsVentricular dysfunctionPerfusion abnormalitiesMyocardial perfusionGated SPECT myocardial perfusion imagingLV phase distributionPhase analysis indicesSPECT myocardial perfusion imagingHeart failure patientsCardiac resynchronization therapyMeasures of dyssynchronyMyocardial perfusion imagingSingle photon emissionLV dysfunctionFailure patientsResynchronization therapyEjection fractionElectrical dyssynchronyMyocardial functionDyssynchronyMyocardial thickening
2004
Abnormal heart rate response to adenosine infusion is associated with silent myocardial ischemia in asymptomatic patients with diabetes mellitus
Sudhakar S, Chyun D, Young L, Inzucchi S, Davey J, Wackers F. Abnormal heart rate response to adenosine infusion is associated with silent myocardial ischemia in asymptomatic patients with diabetes mellitus. Journal Of Nuclear Cardiology 2004, 11: s20. DOI: 10.1016/j.nuclcard.2004.06.064.Peer-Reviewed Original ResearchHeart rate responseSilent myocardial ischemiaLarge myocardial perfusion defectsMyocardial perfusion defectsLarger perfusion abnormalityAsymptomatic patientsNegative predictive valuePerfusion abnormalitiesMyocardial ischemiaPerfusion defectsAdenosine infusionRate responsePredictive valueAbnormal heart rate responseBlunted heart rate responseHigh negative predictive valueLower heart rate responseCoronary artery diseaseMyocardial perfusion abnormalitiesDetection of ischemiaMales 53Autonomic neuropathyArtery diseaseDiabetes mellitusPoor outcome
2000
Therapeutic Angiogenesis With Recombinant Fibroblast Growth Factor-2 Improves Stress and Rest Myocardial Perfusion Abnormalities in Patients With Severe Symptomatic Chronic Coronary Artery Disease
Udelson J, Dilsizian V, Laham R, Chronos N, Vansant J, Blais M, Galt J, Pike M, Yoshizawa C, Simons M. Therapeutic Angiogenesis With Recombinant Fibroblast Growth Factor-2 Improves Stress and Rest Myocardial Perfusion Abnormalities in Patients With Severe Symptomatic Chronic Coronary Artery Disease. Circulation 2000, 102: 1605-1610. PMID: 11015335, DOI: 10.1161/01.cir.102.14.1605.Peer-Reviewed Original ResearchConceptsAdvanced coronary diseaseCoronary diseaseRFGF-2Day 29Myocardial perfusionDay 180Day 57Chronic coronary artery diseaseTherapeutic angiogenesisRest perfusion scoreStress-induced ischemiaCoronary artery diseaseMyocardial perfusion abnormalitiesSingle photon emissionMechanical revascularizationNonstudy patientsArtery diseaseUncontrolled studiesDose groupPerfusion scanPerfusion abnormalitiesReversibility scoreIntravenous administrationPerfusion scoreFactor 2 (Nrf2) proteinNeurobiological Adaptations to Psychostimulants and Opiates as a Basis of Treatment Development
SEVARINO K, OLIVETO A, KOSTEN T. Neurobiological Adaptations to Psychostimulants and Opiates as a Basis of Treatment Development. Annals Of The New York Academy Of Sciences 2000, 909: 51-87. PMID: 10911924, DOI: 10.1111/j.1749-6632.2000.tb06676.x.Peer-Reviewed Original ResearchConceptsOpiate withdrawalLocus coeruleus noradrenergic neuronsWorldwide public health issueTreatment developmentNeurobiological adaptationsCerebral perfusion abnormalitiesTrials of antidepressantsPublic health issueNew treatment developmentCocaine vaccineAntagonist therapyNoradrenergic neuronsHeroin effectsChronic usePerfusion abnormalitiesSerotonin neurotransmissionOpiate dependenceClinical experienceOpiate maintenanceCocaine dependenceBehavioral treatmentOpiate addictionIllicit substancesHealth issuesPsychostimulants
1997
Relevance of Increased Lung Thallium Uptake on Stress Imaging in Patients With Unstable Angina and Non-Q Wave Myocardial Infarction: Results of the Thrombolysis in Myocardial Infarction (TIMI)-IIIB Study fn1fn1This study was supported in part by a research grant from Mallinckrodt Medical Inc., Saint Louis, Missouri.
Jain D, Thompson B, Wackers F, Zaret B, Investigators F. Relevance of Increased Lung Thallium Uptake on Stress Imaging in Patients With Unstable Angina and Non-Q Wave Myocardial Infarction: Results of the Thrombolysis in Myocardial Infarction (TIMI)-IIIB Study fn1fn1This study was supported in part by a research grant from Mallinckrodt Medical Inc., Saint Louis, Missouri. Journal Of The American College Of Cardiology 1997, 30: 421-429. PMID: 9247514, DOI: 10.1016/s0735-1097(97)00164-2.Peer-Reviewed Original ResearchConceptsLung/heart ratioAdverse cardiac eventsNon-Q-wave myocardial infarctionCoronary artery diseaseCardiac eventsPerfusion abnormalitiesMyocardial infarctionUnstable anginaArtery diseaseStress-induced left ventricular dysfunctionHigher cardiac event rateLeft ventricular ejection fractionAggressive interventional managementHigher revascularization rateLung thallium uptakeCardiac event rateTotal exercise timeFrequency of anginaLeft ventricular dysfunctionST-segment depressionLower exercise capacityVentricular ejection fractionPrevious myocardial infarctionMyocardial perfusion abnormalitiesNormal myocardial perfusion
1995
Myocardial perfusion imaging with 99mTc tetrofosmin. Comparison to 201Tl imaging and coronary angiography in a phase III multicenter trial. Tetrofosmin International Trial Study Group.
Zaret B, Rigo P, Wackers F, Hendel R, Braat S, Iskandrian A, Sridhara B, Jain D, Itti R, Serafini A, Goris M, Lahiri A. Myocardial perfusion imaging with 99mTc tetrofosmin. Comparison to 201Tl imaging and coronary angiography in a phase III multicenter trial. Tetrofosmin International Trial Study Group. Circulation 1995, 91: 313-9. PMID: 7805233, DOI: 10.1161/01.cir.91.2.313.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseArtery diseaseTetrofosmin imagingCoronary angiographyMyocardial perfusionTetrofosmin imagesHealthy subjectsPhase III multicenter trialConventional myocardial perfusionLower likelihoodCentral core laboratoryMyocardial perfusion abnormalitiesNew 99mTcPeak heart rateNegative predictive accuracyMyocardial perfusion imagingNew myocardial imaging agentPlanar 201TlMulticenter trialNormalcy rateCoronary angiogramDouble productPerfusion abnormalitiesMyocardial imaging agentRadiotracer injection
1994
The impact of clinical data on interpretation of thallium scintigrams
Simons M, Parker J, Donohoe K, Udelson J, Gervino E. The impact of clinical data on interpretation of thallium scintigrams. Journal Of Nuclear Cardiology 1994, 1: 365-371. PMID: 9420719, DOI: 10.1007/bf02939957.Peer-Reviewed Original ResearchConceptsClinical dataClinical informationCoronary diseaseThallium scansExercise thallium scanThallium lung uptakeCoronary artery diseaseArtery diseaseVentricular dilationLung uptakeThallium scintigramsPerfusion abnormalitiesDiagnostic imaging informationClinical managementScintigraphic dataPatientsCliniciansDiseaseTest scoresScoresScansOverall test scoresImaging informationRadiologistsScintigramsAltered cortical blood flow in HIV-seropositive individuals with and without dementia
Harris G, Pearlson G, McArthur J, Zeger S, LaFrance N. Altered cortical blood flow in HIV-seropositive individuals with and without dementia. AIDS 1994, 8: 495-500. PMID: 8011253, DOI: 10.1097/00002030-199404000-00012.Peer-Reviewed Original ResearchConceptsHIV-1-infected groupHIV-1-infected individualsNormal controlsBlood flowHIV-1-seropositive individualsRegional cerebral blood flowCortical profilesCerebral cortical perfusionCortical perfusion changesHIV-seropositive individualsCerebral perfusion abnormalitiesCortical blood flowCerebral blood flowSingle photon emissionTomographic imaging studiesHigh-frequency powerCortical perfusionCerebral cortexPerfusion abnormalitiesPerfusion changesSevere dementiaImaging studiesDistribution of radiotracerPhoton emissionDementiaMapping of SPECT regional cerebral perfusion abnormalities in obsessive‐compulsive disorder
Harris G, Hoehn‐Saric R, Lewis R, Pearlson G, Streeter C. Mapping of SPECT regional cerebral perfusion abnormalities in obsessive‐compulsive disorder. Human Brain Mapping 1994, 1: 237-248. PMID: 24591194, DOI: 10.1002/hbm.460010403.Peer-Reviewed Original ResearchCerebral perfusion abnormalitiesObsessive-compulsive disorderMagnetic resonance imagingPerfusion abnormalitiesObsessive-compulsive patientsPrior functional neuroimaging studiesSex-matched control subjectsCerebral perfusion differencesRelative cerebral perfusionRight visual association cortexRight frontal cortexVisual association cortexFunctional imaging studiesSingle photon emissionFunctional neuroimaging studiesCerebral valuesCerebral perfusionFrontal perfusionControl subjectsStudies of OCDFrontal cortexCaudate nucleusPerfusion differencesAssociation cortexRegional abnormalities
1992
Technetium-99m sestamibi myocardial imaging at rest for assessment of myocardial infarction and first-pass ejection fraction
Boucher C, Wackers F, Zaret B, Mena I. Technetium-99m sestamibi myocardial imaging at rest for assessment of myocardial infarction and first-pass ejection fraction. The American Journal Of Cardiology 1992, 69: 22-27. PMID: 1530901, DOI: 10.1016/0002-9149(92)90670-t.Peer-Reviewed Original ResearchConceptsWall motion abnormalitiesFirst-pass ejection fractionEjection fractionQ-wave infarctsMotion abnormalitiesQ wavesAbnormal TcMyocardial infarctionSestamibi studiesFirst-pass imagingAbility of technetiumVentricular ejection fractionOccurrence of infarctionSestamibi myocardial perfusionPerfusion abnormalitiesWall motionRegional perfusionPosterior infarctsMyocardial perfusionMyocardial segmentsPatientsInfarctionSestamibi imagesProtocol IInfarcts
1991
Reproducibility of quantitative planar thallium-201 scintigraphy: quantitative criteria for reversibility of myocardial perfusion defects.
Sigal S, Soufer R, Fetterman R, Mattera J, Wackers F. Reproducibility of quantitative planar thallium-201 scintigraphy: quantitative criteria for reversibility of myocardial perfusion defects. Journal Of Nuclear Medicine 1991, 32: 759-65. PMID: 2022979.Peer-Reviewed Original Research
1980
Thallium-201 Myocardial Imaging in Acute Myocardial Infarction
Wackers F, Lie K, Busemann Sokole E, Wellens H, Samson G, van der Schoot J. Thallium-201 Myocardial Imaging in Acute Myocardial Infarction. Developments In Cardiovascular Medicine 1980, 9: 117-160. DOI: 10.1007/978-94-009-8904-7_6.Peer-Reviewed Original ResearchAcute myocardial infarctionMyocardial infarctionThallium-201 myocardial imagingThallium-201 scintigraphyCoronary care unitMyocardial perfusion abnormalitiesLeft lateral viewIll patientsCare unitPerfusion abnormalitiesMobile gamma cameraMyocardial imagingPatientsInfarctionAnterior viewBed sideOblique viewScintigraphyEarly phaseGamma cameraSensitive techniqueAbnormalities
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