Table 2.
Up-/downstaging of mediastinal lymph nodes in the patient’s cohort.
| Patient | cN(CT scan) | cN(18F−FDG PET CT) | cN(invasive Biospy) | Up-/downstaging* | Location of tumor |
|---|---|---|---|---|---|
| 1 | 2 | 2 | 2 | (Upstaging*) | Right upper lobe |
| 2 | 0 | 3 | 3 | Left central | |
| 3 | 1 | 2 | 2 | Left upper lobe | |
| 4 | 0 | 2 | 2 | Right upper lobe | |
| 5 | 1 | 2 | 2 | Middle lobe | |
| 6 | 2 | 0 | 0 | Right central | |
| 7 | 0 | 1 | 1 | Left upper lobe | |
| 8 | 3 | 2 | 2 | Left upper lobe | |
| 9 | 2 | 0 | 0 | Right central | |
| 10 | 1 | 3 | 3 | Left upper lobe | |
| 11 | 0 | 2 | 3 | Upstaging | Right upper lobe |
| 12 | 0 | 1 | 1 | Right lower lobe | |
| 13 | 0 | 1 | 0 | Downstaging | Right upper lobe |
| 14 | 0 | 0 | 0 | Left upper lobe | |
| 15 | 0 | 0 | 0 | Right upper lobe | |
| 16 | 0 | 0 | 0 | Left lower lobe | |
| 17 | 0 | 1 | 1 | Right lower lobe | |
| 18 | 0 | 0 | 0 | Right upper lobe | |
| 19 | 0 | 0 | 0 | Middle lobe |
PET: positron emission tomography.
*Upstaging from single level N2 to multilevel N2.
FGD-PET CT improves staging compared to conventional CT and enables better clinical decision-making.