Molecular Imaging 2017
Absolute thresholding
Line profile
PET image
I
: SUV=4.3
max
SUV
=2.5
thres
I
signal intensity
bg
position
• Fix SUV-threshold of 2.0/2.5 • Easy to implement
• Often fails due to high physiologic background activity • Absolute SUVs are strongly influenced by various technical factors
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