820 / 1311
Thoracic level
RTOG Korske
2 (R-L)
Superior paratracheal
3 P
Posterior mediastinal
4 (R-L)
Inferior paratracheal
5
A-P window
6
Anterior mediastinal
7
Subcarinal
8 (M-L)
Middle/Lower paraesophageal
9 (L-R)
Pulmonary ligament
10 (R-L)
Tracheobronchial
15
Diaphragmatic
Korst RJ et al– Cardiovasc Surg – 1998