Molecular Imaging 2017

PET/CT vs. PET/MR – practical aspects

PET/MR

PET/CT

Duration of examination

45 – 60 min

~ 40 min

simultaneous

sequential

Image acquisition

Intrinsic registration

+

+

Radiation exposure

27 - 32 mSv

~ 7 mSv

Attenuation correction

CT-based

MR-based