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. 2015 May 28;10:120. doi: 10.1186/s13014-015-0423-7

Table 1.

Organ tolerance dose limits

Organ total dose volume
Spinal cord	22 Gy Maximum	To any point
Esophagus	27 Gy maximum	To any point
Brachial plexus	24 Gy maximum	To any point
Aorta	45Gy maximum	To any point
Heart	30Gy maximum	To any point
Trachea and bronchus	30 Gy maximum	To any point
Chest wall/ ribs	30 Gy maximum^a	To any point
Both lungs	20 Gy	<10 % of organ volume
Both Lungs	15 Gy	<35 % of organ volume
Skin	24 Gy maximum^a	To any point

^aconsidered for superficial tumors < 2 cm from chest wall