Diagnostic Performance of 18F-Fluorocholine PET/CT and Conventional Modalities for Localization of Hyperfunctioning Parathyroid Tissue
| Patient group | PET/CT | SPECT/CT | Subtraction | Dual-phase | Combined |
| All patients | |||||
| Sensitivity (%) | 92 | 56* | 41* | 39* | 65* |
| Specificity (%) | 99.7 | 100 | 100 | 100 | 100 |
| Solitary parathyroid adenoma | |||||
| Sensitivity (%) | 95.5 | 67* | 49* | 48* | 76* |
| Specificity (%) | 99.7 | 100 | 100 | 100 | 100 |
| Multiple parathyroid adenomas/hyperplasia | |||||
| Sensitivity (%) | 88 | 34* | 22* | 22* | 44* |
| Specificity (%) | 100 | 100 | 100 | 100 | 100 |
18F-fluorocholine vs. conventional imaging (McNemar test, P < 0.001).