Table 2.
Summary table.
| Number (% of FTI, % of FTI with pathological description*) | |
|---|---|
| 18F-FDG PET/CT | 660,037 |
| FTI | 13,603 |
| Cyto- or histopathology available | 5151 (37.9%) |
| Malignant FTI | 1714 (12.6%) |
| FTI with pathological description* | 1584 (11.6%) |
| Papillary thyroid cancer | 1308 (9.6%, 82.6%) |
| Follicular thyroid cancer | 111 (0.8%, 7%) |
| Medullary thyroid cancer | 34 (0.3%, 2.2%) |
| Anaplastic thyroid cancer | 9 (0.1%, 0.7%) |
| Metastasis | 97 (0.7%, 6.1%) |
| Lymphoma | 13 (0.1%, 0.8%) |
| Other | 12 (0.1%, 0.8%) |
18F-FDG PET/CT, 18F-Fluorodeoxyglucose Positron Emission Tomography with Computed Tomography; FTI, Focal Thyroid Incidentaloma. *Based on either cytopathology or histopathology. The remaining nodules were described as “malignant”, but not specified.