2000
Hepatic MR Imaging with a Dynamic Contrast-enhanced Isotropic Volumetric Interpolated Breath-hold Examination: Feasibility, Reproducibility, and Technical Quality
Lee V, Lavelle M, Rofsky N, Laub G, Thomasson D, Krinsky G, Weinreb J. Hepatic MR Imaging with a Dynamic Contrast-enhanced Isotropic Volumetric Interpolated Breath-hold Examination: Feasibility, Reproducibility, and Technical Quality. Radiology 2000, 215: 365-72. PMID: 10796909, DOI: 10.1148/radiology.215.2.r00ma16365.Peer-Reviewed Original ResearchMeSH KeywordsAdipose TissueAdultAgedAged, 80 and overCohort StudiesContrast MediaFeasibility StudiesFemaleFollow-Up StudiesGadolinium DTPAHepatic ArteryHepatic VeinsHumansImage EnhancementImage Processing, Computer-AssistedLiverLiver DiseasesMagnetic Resonance ImagingMaleMiddle AgedPortal VeinQuality ControlReproducibility of ResultsRespirationVena Cava, InferiorConceptsContrast materialMagnetic resonance imaging examinationsPatient underwent repeatVascular anatomic variantsDynamic contrastPortal venous phaseArterial dominanceUnderwent repeatVenous anatomyAnatomic variantsImaging examinationsTest bolusTest doseVenous phaseArterial phaseRepeat studyHepatic MRGadopentetate dimeglumineGradient-echo imagingTechnical qualityEnhanced acquisitionMaximal enhancementBreath-hold imagesOriginal study
1998
The effects of apnea on timing examinations for optimization of gadolinium-enhanced MRA of the thoracic aorta and arch vessels.
Krinsky G, Kaminer E, Lee V, Rofsky N, Weinreb J. The effects of apnea on timing examinations for optimization of gadolinium-enhanced MRA of the thoracic aorta and arch vessels. Journal Of Computer Assisted Tomography 1998, 22: 677-81. PMID: 9754096, DOI: 10.1097/00004728-199809000-00001.Peer-Reviewed Original ResearchConceptsEffects of apneaThoracic aortaGadolinium-enhanced 3D MR angiographyMR angiographyFree breathingArch vesselsTiming examinationGadolinium-enhanced MR angiographyProximal neckIndividual patientsArterial enhancementApneaBranch vesselsGadolinium contrast agentCirculation timePatientsVenous enhancementRespiratory patternLow dosesBreathingAortaAxial imagesMR angiogramsSignificant differencesExamination
1996
Gadolinium-enhanced three-dimensional MR angiography of the thoracoabdominal aorta
Krinsky G, Weinreb J. Gadolinium-enhanced three-dimensional MR angiography of the thoracoabdominal aorta. Seminars In Ultrasound CT And MRI 1996, 17: 280-303. PMID: 8858769, DOI: 10.1016/s0887-2171(96)90017-7.Peer-Reviewed Original ResearchConceptsTurbulent flowIntravoxel phase dispersionNoise ratioSaturation effectsStagnant flowGood spatial resolutionPhase dispersionEase of implementationSpatial resolutionSignal lossFlight imagingFlowImproved hardwarePhased-array coilTOF techniqueHigh signalStrong gradientsImage degradationSignal enhancementExcellent image qualityUltrashort timeInplaneImage qualityTwo-dimensional timeHigh-resolution matrix