2010
Dual-Radionuclide Brain SPECT for the Differential Diagnosis of Parkinsonism
El Fakhri G, Ouyang J. Dual-Radionuclide Brain SPECT for the Differential Diagnosis of Parkinsonism. Methods In Molecular Biology 2010, 680: 237-246. PMID: 21153385, DOI: 10.1007/978-1-60761-901-7_16.Peer-Reviewed Original ResearchConceptsDopamine transporter functionBrain SPECTDifferential diagnosis of parkinsonismDifferential diagnosisDiagnosis of parkinsonismIdiopathic Parkinson's diseaseDifferential diagnosis of idiopathic Parkinson’s diseaseDiagnosis of idiopathic Parkinson's diseaseCorticobasal degenerationProgressive supranuclear palsyParkinson's diseaseMultiple system atrophyParkinsonSPECT protocol
2007
Fast Monte Carlo based joint iterative reconstruction for simultaneous SPECT imaging
Ouyang J, Fakhri G, Moore S. Fast Monte Carlo based joint iterative reconstruction for simultaneous SPECT imaging. Medical Physics 2007, 34: 3263-3272. PMID: 17879789, DOI: 10.1118/1.2756601.Peer-Reviewed Original ResearchConceptsMC-JOSEMEnergy windowFast Monte CarloSignal-to-noise ratioScatter correction methodOrdered-subsets expectation-maximizationMonte CarloOrdered-subsets expectation-maximization algorithmIterative reconstruction algorithmPrimary photonsReconstruction algorithmPhoton transportSeptal penetrationDetector responseMC simulationsIterative reconstructionAttenuation distributionStandard OSEMPhotonsProjection dataPatient-specific activityDetectorReconstructed imagesScatteringEstimation of scattering
2006
Generalized five‐dimensional dynamic and spectral factor analysis
Fakhri G, Sitek A, Zimmerman R, Ouyang J. Generalized five‐dimensional dynamic and spectral factor analysis. Medical Physics 2006, 33: 1016-1024. PMID: 16696478, DOI: 10.1118/1.2179168.Peer-Reviewed Original Research