Summary of PET/CT Staging
| Primary tumor | Staging, GeminiTF | Staging, DigitalTF | Change in staging |
| Lung cancer (non–small cell) | T1N0M0 (stage I) | T1N0M0 (stage I) | No |
| Lung cancer (small cell) | T3N3M1 (stage IV) | T3N3M1 (stage IV) | No |
| Breast cancer (infiltrating ductal cell) | T1N1M0 (stage II) | T1N2M0 (stage III) | Yes |
| Tonsillar cancer (squamous cell) | T2N1M0 (stage II) | T2N2M0 (stage III) | Yes |
| Lymphoma of the face (large B-cell) | Stage I | Stage I | No |