Quantitative and visual analyses of the effect of activity reduction on image metrics and quality in 18F-FDG PET/MRI in pediatric oncology.

Turkish journal of medical sciences(2023)

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Abstract
Our analyses showed that the reduction of injected activity to 1.2 MBq/kg may be feasible in pediatric oncological PET/ MRI, with a smaller relative percentage change in quantitative parameters and with similar image quality to the original data set.
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Key words
18F-FDG,PET/MRI,pediatric,texture analysis,tracer activity
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