Scenario no. | Description | Appropriateness | Score |
1 | Imaging of suspected thyroid remnant after total or near-total thyroidectomy | May be appropriate | 5 |
2 | Evaluation for thyroid cancer with detectable Tg (or elevated anti-TgAb) level and negative results of radioiodine, ultrasound, and 18F-FDG PET and diagnostic CT scans | May be appropriate | 5 |
3 | Pregnant or lactating patients | Rarely appropriate | 1 |