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Sensitivity and positive predictive value (PPV) of preoperative imaging studies
| US | MIBI | CT | |
| Parathyroid | |||
| PPV | 95.5% (21/22) | 100% (12/12) | 100% (4/4) |
| Sensitivity | 63.6% (14/22) | 85.7% (12/14) | 66.7% (4/6) |
| Thyroid | |||
| PPV | 100% (19/19) | 57.1% (4/7) | 100% (2/2) |
| Sensitivity | 86.4% (19/22) | 28.6% (4/14) | 33.3% (2/6) |
