Impaired Myocardial Flow Reserve on 82Rubidium Positron Emission Tomography/Computed Tomography in Patients With Systemic Sclerosis.
Feher A, Boutagy NE, Oikonomou EK, Thorn S, Liu YH, Miller EJ, Sinusas AJ, Hinchcliff M. Impaired Myocardial Flow Reserve on 82Rubidium Positron Emission Tomography/Computed Tomography in Patients With Systemic Sclerosis. The Journal Of Rheumatology 2021, 48: 1574-1582. PMID: 34266986, PMCID: PMC10275580, DOI: 10.3899/jrheum.210040.Peer-Reviewed Original ResearchConceptsReduced Myocardial Flow ReserveMyocardial flow reserveRaynaud's phenomenonPrimary Raynaud's phenomenonSecondary Raynaud's phenomenonPatient controlsHealthy participantsFlow reservePositron Emission Tomography/Computed TomographyEmission Tomography/Computed TomographyTomography/Computed TomographyPositron emission tomography/Impaired Myocardial Flow ReserveCoronary microvascular dysfunctionLarge prospective studiesMultivariable logistic regressionEmission tomography/PET/CTSSc-RPMicrovascular dysfunctionClinical predictorsIndependent predictorsSystemic sclerosisPrognostic valueProspective study57884 Fast strain-encoded cardiac magnetic resonance detects immune checkpoint inhibitor associated cardiotoxicity
Cuomo J, Ragheb E, Feher A, Kwan J, Huber S, Mojibian H, Peters D, Sinusas A, Baldassarre L. 57884 Fast strain-encoded cardiac magnetic resonance detects immune checkpoint inhibitor associated cardiotoxicity. Journal Of Clinical And Translational Science 2021, 5: 141-142. PMCID: PMC8827987, DOI: 10.1017/cts.2021.761.Peer-Reviewed Original ResearchImmune checkpoint inhibitorsVentricular ejection fractionLV strainCardiotoxicity groupCheckpoint inhibitorsEjection fractionProspective studyCardiac functionNormal left ventricular ejection fractionLeft ventricular ejection fractionCardiac magnetic resonance imagingCardiac magnetic resonance imaging techniquesGlobal longitudinal LV strainAbnormal troponin valuesEvidence of cardiotoxicityProportion of myocardiumLarge prospective studiesLongitudinal LV strainStudy of patientsSteady-state free precession cine imagesAbnormal cardiac functionCircumferential LV strainT2-weighted imagingMagnetic resonance imagingDysfunctional segments