2001
Technetium-99m-labeled Myocardial Perfusion Agents: Are They Better than Thallium-201?
Kailasnath P, Sinusas A. Technetium-99m-labeled Myocardial Perfusion Agents: Are They Better than Thallium-201? Cardiology In Review 2001, 9: 160-172. PMID: 11304401, DOI: 10.1097/00045415-200105000-00009.Peer-Reviewed Original ResearchConceptsCoronary artery diseasePerfusion tracerPerfusion agentArtery diseaseMyocardial viabilityThallium-201Perfusion imagingMyocardial perfusion imagingRegional flow heterogeneityPharmacologic stressorChest painMyocardial perfusion agentRisk stratificationAcute assessmentNew perfusion agentTechnetium-99mClinical valueMyocardial uptakeIschemic regionAssessment of viabilityCoronary vasculatureMyocardial flowClearance kineticsMyocardial retentionTracer availability
1995
962-67 Dobutamine Stress has a Limited Value for Enhancing Flow Heterogeneity in the Presence of a Moderate Stenosis When Used in Conjunction with Tc99m-Sestamibi Imaging
Yun J, Wu J, Heller E, Deckelbaum L, Dione D, Liu Y, Wackers F, Sinusas A. 962-67 Dobutamine Stress has a Limited Value for Enhancing Flow Heterogeneity in the Presence of a Moderate Stenosis When Used in Conjunction with Tc99m-Sestamibi Imaging. Journal Of The American College Of Cardiology 1995, 25: 217a. DOI: 10.1016/0735-1097(95)92360-h.Peer-Reviewed Original ResearchMB activityModerate stenosisDOB stressMean aortic pressureOpen-chest dogsSPECT perfusion imagingLCX stenosisProximal LCXPeak dobutamineAortic pressureDobutamine stressMB injectionChest dogsHeart rateNonischemicStenosisDobutamineIschemic regionPerfusion imagingFlow probeRadiolabeled microspheresFlow deficitsMicrosphere flowLimited valueBaseline
1989
Effect of ischemia and postischemic dysfunction on myocardial uptake of technetium-99m-labeled methoxyisobutyl isonitrile and thallium-201
Sinusas A, Watson D, Cannon J, Beller G. Effect of ischemia and postischemic dysfunction on myocardial uptake of technetium-99m-labeled methoxyisobutyl isonitrile and thallium-201. Journal Of The American College Of Cardiology 1989, 14: 1785-1793. PMID: 2584570, DOI: 10.1016/0735-1097(89)90034-x.Peer-Reviewed Original ResearchConceptsLow coronary flowThallium-201Postischemic dysfunctionMyocardial uptakeArtery occlusionMethoxyisobutyl isonitrileEndocardial flowCoronary flowGroup II dogsTwo-dimensional echocardiographyEffects of ischemiaRegional blood flowOpen-chest canine modelMyocardial perfusion agentEpicardial segmentsRadionuclide injectionBlood flowEndocardial segmentsRegional dysfunctionIschemic regionLeft ventricleCanine modelDysfunctionGroup IPerfusion agent