Stereotactic body radiotherapy for centrally located early-stage non-small cell lung cancer or lung metastases from the RSSearch® patient registry

Table 3 Maximum point dose to organs at risk

Organ	Mean Dmax	Median Dmax	MDACC [11]
	(95 % CI)	(range)	Dmax Recommendations (50 Gy/4 Fx)
Esophagus	14 Gy (11 – 16)	11 Gy (0 – 51)	≤ 35 Gy
Bronchus	34 Gy (24 – 44)	38 Gy (26 – 75)	Bronchial tree:
			≤38 Gy
Trachea	24 Gy (18 – 30)	20 Gy (0 – 75)	V35 < 1 cm³
Heart	22 Gy (18 – 25)	18 Gy (0.5 – 66)	≤45 Gy
Major vessels	35 Gy (31 – 40)	31 Gy (13–76)	≤56 Gy
Spinal cord	10 Gy (8 – 12)	9 Gy (1 – 24)	<25 Gy
Skin	27 Gy (17 – 36)	17 (9 – 73)	30 < 50 cm³

ISSN: 1748-717X