90 / 1778
Consider N involvement when:
PET positive
•
Intensity (T2)
•
Diffusion (DWI)
•
Irregular border
•
Lost architecture
•
Round shape
•
Inhomogeneous
Short axis ≥ 10 mm Short axis 5-10 mm And:
CT + T2w MRI
CT + DW MRI
CT + PET
CT
?
Co-registration of modalities
Detection
Delineation
Are size criteria (short axis <1cm) reliable?