Functional lung avoidance for individualized radiotherapy (FLAIR): study protocol for a randomized, double-blind clinical trial

Table 1 Normal tissue dose constraints for radiotherapy planning

Structure	Dose constraints for 60 Gy in 30 fractions
Spinal Cord	Max dose <50 Gy
Lungs	V20 < 37%
	V05 < 90%
	Mean dose <21 Gy
Oesophagus	Mean dose <34 Gy
Oesophagus	Minimize V60
Heart	60 Gy to <1/3
	45 Gy to <2/3
	40 Gy to <3/3

ISSN: 1471-2407