Staging procedures aiming at nodal or distant metastases
Thoracotomy (n=144) | No thoracotomy (n=193) | |
---|---|---|
Imaging: | ||
Chest CT (+ upper abdomen) | 143 (99%) | 172 (89%) |
Ultrasound (abdomen) | 57 (40%) | 87 (45%) |
Bone scintigraphy | 45 (31%) | 79 (41%) |
CT/MRI brain | 13 (9%) | 41 (21%) |
CT abdomen | 7 (5%) | 15 (8%) |
Invasive procedures: | ||
Mediastinoscopy | 67 (47%) | 41 (21%) |
Other | 40 (28%) | 117 (61%) |