From: A Nomogram to predict parotid gland overdose in head and neck IMRT
Organ at risk | Dose constraint |
---|---|
Spinal cord | D2% < 45Gy |
Brainstem | D2% < 54Gy |
Optic nerves | D2% < 54Gy |
Contralateral parotid | Mean dose < 30Gy, median dose < 26Gy |
Ipsilateral parotid | Mean dose: as low as possible |
Oral cavity | Mean dose < 30Gy, V30 < 65 %, and V35 < 35 % |
Lips | D2% < 30Gy, mean dose < 20Gy |