ITAC	Intestinal-type adenocarcinoma
SNCs	Sinonasal cancers
SNAC	Sinonasal adenocarcinoma
SCC	Squamous cell carcinoma
CT	Computed tomography
MRI	Magnetic resonance imaging
18F-FDG	Fluorine-18-fluorodeoxyglucose
68Ga-FAPI	Gallium-68 Fibroblast Activation Protein Inhibitor
PET	Positron emission tomography
AdCC	Adenoid cystic carcinoma
HPV	Human papilloma virus
PFS	Progression free survival
PND	Prophylactic neck dissection
BT	Brachytherapy
ICRU	International Commission on Radiation Units and Measurements
CTV-HR	Clinical target volume-high risk
CTV-LR	Clinical target volume-low risk
PLF	Platinum-based chemotherapy, leucovorin, fluorouracil
OS	Overall survival
DFS	Disease free survival