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Quantitative analysis of PET images
Tracer uptake is frequently quantified by the
Standardized uptake value (SUV)
with
C:
tumor/voxel activity concentration [Bq/ml]
A
: injected activity [Bq]
w
: body weight [g]
!!!
SUV=1 means that the tracer is equally distributed in the
whole body
ESTRO Teaching Course Advanced Imaging: PET – Reconstruction, Contouring
30
w
A
C
SUV