Multicenter Study of Planar Technetium 99m Pyrophosphate Cardiac Imaging: Predicting Survival for Patients With ATTR Cardiac Amyloidosis
Castano A, Haq M, Narotsky DL, Goldsmith J, Weinberg RL, Morgenstern R, Pozniakoff T, Ruberg FL, Miller EJ, Berk JL, Dispenzieri A, Grogan M, Johnson G, Bokhari S, Maurer MS. Multicenter Study of Planar Technetium 99m Pyrophosphate Cardiac Imaging: Predicting Survival for Patients With ATTR Cardiac Amyloidosis. JAMA Cardiology 2016, 1: 880-889. PMID: 27557400, DOI: 10.1001/jamacardio.2016.2839.Peer-Reviewed Original ResearchConceptsATTR cardiac amyloidosisCardiac amyloidosisMulticenter studyWorse survivalEjection fractionHeart failureCardiac imagingMultivariable Cox proportional hazards regression analysisCox proportional hazards regression analysisProportional hazards regression analysisRetrospective cohort studyHigh clinical suspicionSingle-center studyHazards regression analysisKaplan-Meier analysisAL cardiac amyloidosisDifferentiation of patientsTransthyretin cardiac amyloidosisDates of analysisSemiquantitative visual scoreContralateral chestPlanar technetiumClinical suspicionCohort studyPrognostic importance