Slide 1

783 / 1109

 Central PTV 33 x 2.0 Gy
Almost 600 cc
 Constraints:
 Max dose spinal cord < 48 Gy
 Lungs:
 Mean lung dose < 18 Gy
 V 20Gy < 35%
 V 5Gy < 60% (VMAT?!?)
 Esophagus:
 V 55 < 35%
 Mean dose <35 Gy
Clinical case 2: Lung Locally advanced