Histopathologic Results for All Lesions (n = 93)
| 11C-choline finding | Parathyroid glands (n = 85) | Nonparathyroid lesions (n = 8) |
| Lesions positive for uptake (n = 72) | Lesions with true-positive PET uptake (n = 67, 93.06%) | Lesions with false-positive PET uptake (n = 5, 6.94%) |
| Histology: 53 PTA; 14 parathyroid hyperplasia | Histology: 3 nodular goiter; 1 thymoma; 1 normal parathyroid tissue | |
| Lesions inconclusive for uptake (n = 20) | Lesions with true-positive PET uptake (n = 17, 85%) | Lesions with false-positive PET uptake (n = 3, 15%) |
| Histology: 10 PTA; 7 parathyroid hyperplasia | Histology: 2 nodular goiter; 1 follicular nodule | |
| Lesions negative for uptake (n = 1) | Lesions with false-negative PET uptake (n = 1, 100%) | |
| Histology: 1 cystic PTA |