Table 3 Comparison of techniques
Good for: | Poor for: | |
|---|---|---|
CT | Advanced mediastinal disease | Differentiating T stage Identifying involved lymph nodes |
Tracheo-bronchial invasion | ||
Distant metastases | ||
—liver | ||
—lung | ||
—para-aortic nodes | ||
EUS | T stage | Distant metastases |
Local nodal involvement | Tracheo-bronchial invasion | |
Tumour stenosis limits use in advanced disease | ||
PET | Distant metastases | T stage and local invasion |
Regional nodes | ||
Response to treatment | Local nodes |