Table 2.
Variations in RILT grading and lung definitions among 24 recent publications
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|---|---|---|---|---|---|
| RILT grading criteria | Lung definition for analysis | T arget exclusion | |||
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| CTCAE only | 17 | Whole (bilateral) lungs | 16 | GTV | 7 |
| CTCAE & SWOG | 2 | Bilateral lungs and ipsilateral lung | 2 | IGTV | 1 |
| CTCAE & RTOG | 1 | Ipsilateral lung | 2 | CTV | 2 |
| RTOG | 2 | NCS | 3 | ITV | 1 |
| SWOG | 1 | NS | 1 | PTV | 3 |
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| NS | 1 | None or NS | 10 | ||
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RILT=Radiation-Induced Lung Toxicity
NS=Not Specified
NCS=Not Clearly Specified (but can infer bilateral from text)
GTV=Gross Tumor Volume
IGTV=Internal Gross Tumor Volume
ITV=Internal Target Volume
CTV=Clinical Target Volume
PTV=Planning Target Volume