2023
Arterial spin labeled perfusion imaging with balanced steady-state free precession readout and radial sampling
Han P, Marin T, Zhuo Y, Ouyang J, El Fakhri G, Ma C. Arterial spin labeled perfusion imaging with balanced steady-state free precession readout and radial sampling. Magnetic Resonance Imaging 2023, 102: 126-132. PMID: 37187264, PMCID: PMC10524790, DOI: 10.1016/j.mri.2023.05.005.Peer-Reviewed Original ResearchMeSH KeywordsArteriesBrainImage Processing, Computer-AssistedImaging, Three-DimensionalMagnetic Resonance ImagingPerfusionPerfusion ImagingSpin LabelsConceptsOff-resonance effectsBalanced steady-state free precessionPhase-cycling techniqueTemporal SNRBalanced steady-state free precession acquisitionRadial sampling schemeSpoiled gradient-recalled acquisitionRadial samplingCartesian sampling schemeBalanced steady-state free precession readoutK-space dataSampling schemeSpin labelingSteady-state free precessionK-spaceImage readoutBanding artifactsMotion-related artifactsReadoutFree precessionArterial spin labelingImage reconstructionParallel imagingImaging timePerfusion-weighted imaging
2019
Free-Breathing Three-Dimensional T1 Mapping of the Heart Using Subspace-Based Data Acquisition and Image Reconstruction
Han P, Horng D, Marin T, Petibon Y, Ouyang J, Fakhri G, Ma C. Free-Breathing Three-Dimensional T1 Mapping of the Heart Using Subspace-Based Data Acquisition and Image Reconstruction. Annual International Conference Of The IEEE Engineering In Medicine And Biology Society (EMBC) 2019, 00: 4008-4011. PMID: 31946750, DOI: 10.1109/embc.2019.8856511.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsHeartImage EnhancementImage Processing, Computer-AssistedImaging, Three-DimensionalMagnetic Resonance ImagingMyocardiumRespirationConceptsRespiratory motionRespiratory gatingLongitudinal relaxation timeSubspace-based methodsLow-rank tensorMagnetic resonance imagingRelaxation timeT1 mappingT)-spaceSubspace-basedSparsity constraintDynamic MR imagingReconstructed mapsSpatiotemporal correlationThree-dimensionalCardiac MRHealthy subjectsIn vivo dataMagnetizationResonance imagingImage functionMR imagingData acquisitionClinical applicationTensor
2016
Investigation of control scans in pseudo‐continuous arterial spin labeling (pCASL): Strategies for improving sensitivity and reliability of pCASL
Han P, Choi S, Park S. Investigation of control scans in pseudo‐continuous arterial spin labeling (pCASL): Strategies for improving sensitivity and reliability of pCASL. Magnetic Resonance In Medicine 2016, 78: 917-929. PMID: 27690322, DOI: 10.1002/mrm.26474.Peer-Reviewed Original ResearchMeSH KeywordsBrainComputer SimulationHumansImaging, Three-DimensionalMagnetic Resonance AngiographyPerfusion ImagingReproducibility of ResultsSensitivity and SpecificitySpin Labels
2015
Whole‐brain perfusion imaging with balanced steady‐state free precession arterial spin labeling
Han P, Ye J, Kim E, Choi S, Park S. Whole‐brain perfusion imaging with balanced steady‐state free precession arterial spin labeling. NMR In Biomedicine 2015, 29: 264-274. PMID: 26676386, DOI: 10.1002/nbm.3463.Peer-Reviewed Original ResearchMeSH KeywordsAdultBrainCerebrovascular CirculationHumansImaging, Three-DimensionalMalePerfusionSignal-To-Noise RatioSpin LabelsYoung AdultConceptsSignal-to-noise ratioBalanced steady-state free precessionTotal scan timeCompressive sensingReduced susceptibility artifactsPerfusion imagingWhole-brain perfusion imagingScan timeSusceptibility artifactsPseudo-continuous ASLReadout timeCS approachSteady-state free precessionAcquisition of perfusion imagesSegmentation approachFree precessionBSSFP readoutArterial spin labeling (ASL) perfusionSpatial resolutionImage qualityDistortion-freeReadoutHigh-resolutionTemporal resolutionImages