Table 1: Patient characteristics.
| Patient number | 19 |
| 11 Female (57.9%) | |
| 8 Male (42.1%) | |
| Mean age | 44 ± 19 (18-91) |
| Pre-op parathormon (pg/ml) | 1811 ± 901 (436-3513) |
| Pre-op calcium (mg/dl) | 9.57 ± 1.59 (6.2-12.8) |
| Hyperparathyroidism | Secondary 16 (84.2%) |
| Tertiary 3 (15.6%) | |
| Operation | Subtotal parathyroidectomy 11 (57.8%) |
| Re-operation 3 (15.8%) | |
| Minimal invasive surgery 5 (26.3%) | |
| Calcium phosphorus product (CaxP) | 47.55 ± 17.34 (23-81) |
| Surgical success rate | 68.40% |
| The most common symptom | Bone and muscle pain (84.2%) |
| Permanent hypoparathyroidism | 3/19 (15.8%) |
| Duration of post-op follow-up (month) | 40.78 ± 22.21 (1-78) |