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German Cancer Consortium (DKTK)
DOSE CONSTRAINTS LUNGTECH TRIAL: SUMMARY
OAR
αβ
in
Gy
D
max
in Gy
EqD2
in Gy
Acceptable
variation
in Gy
Acceptable
variation
EqD2 in Gy
Unacceptable
variation
in Gy
Unaccep-
table
variation
EqD2 in
Gy
Trachea/ Main bronchus 3 8*5.5= 44
74.8 <8*5.81=46.68 < 81.9
≥8*5.81=46.68
>81.9
Heart
§
3
Great vessels
§
3
Oesphagus
3 8*5 = 40
64
<8*5.44=43.52 <73.6
≥8*5.44=43.52
≥73.6
Spinal cord
&
Brachial plexus
&
Body-PTV
&
Lung-CTV
§
Chest wall
§
2
3
3
3
3
8*4 = 32
8*4.75=38
8*7.5= 60
48
58.9
126
<8*5.17=41.36
<8*7.785=62.28
< 67.7
<134.2
>8*4=32
≥8*5.17=41.36
≥8*7.785=62.28
>48
≥67.7
≥134.2
& for <0.5 cc
§
no restrictions are provided but recording of DVH data for toxicity evaluation is required
EORTC 22113-0813-Lu
ngTe
ch RTQA Guidelines
Adebahr et al , BJR 2015