From: The impact of 18 F-FET PET-CT on target definition in image-guided stereotactic radiotherapy in patients with skull base lesions
GTV with respective imaging tool
Imaging modality involved
Label
MRI
1
GTV MRI
PET from PET / CT
GTV PET
MRI + CT (from PET / CT)
2
GTV MRI/CT
GTV composit + PET
3
GTV composit
GTV boost