WebOct 29, 2011 · Positron Emission Tomography (PET) is an imaging method affected by motion artifacts. PET-MR simultaneous acquisition may provide a means to correct for the effects of motion. Evaluation and development of motion correction techniques requires the development of phantoms capable for continuous and realistic motion. For this study, … WebApr 28, 2009 · Objective The objective of this study was to investigate the effects of computed tomography (CT) artifacts caused by dental metal prostheses on positron …
Parameters Influencing PET Imaging Features: A Phantom Study …
WebArtifacts are objects that are associated with a container and serve as corroboration or evidence related to the container. Much like the container schema, the artifact schema … WebNov 13, 2024 · Background Halo artifacts from urinary catheters can occur due to inaccurate scatter correction, and the artifacts affect the tumor visibility in 18F-FDG PET/CT images. We investigated the incidence rate and the mechanisms of halo-artifact generation and explored several scatter correction techniques to prevent artifacts. Methods We … chromosomes form tetrads during what phase
Metal Artifact Reduction of CT Scans to Improve PET/CT
WebIn this study, phantom and patient scans were analyzed visually and quantitatively to measure the effect on PET images of iterative metal artifact reduction (iMAR) of CT … WebWE-G-209-3 Artifacts: PET References • Elhami E, Samiee M, et al. On the significance of defective block detectors in clinical 18F-FDG PET/ CT. Mol Imaging Biol 2011;13:265-274. • Gould KL, Pan T, et al. Frequent diagnostic errors in cardiac PET/CT due to misregistration of CT attenuation and emission PET images: a definitive analysis of causes, … WebOct 1, 2010 · Abstract. Assessing tumor involvement in the rectal region can sometimes be complicated by what appears to be an artifact on 18 F-FDG PET/CT images. This … chromosomes for male and female