Table 4.
Technical parameters and complications/side effects of parathyroid MWA in PHPT and SHPT patients.
| Variables | PHPT (n = 17) | SHPT (n = 16) | p Value |
|---|---|---|---|
| Median number of ablated glands | 1 | 3 | <.001 |
| Volume of a gland (mm3) | 1033.06 (706.50–2519.85) | 581.82 (394.90–901.47) (n = 12) | .322 |
| Maximum diameter of a gland (mm) | 20.00 (13.50–25.5) | 17.50 (15.25–19.00) (n = 12) | .753 |
| Ablation time for a gland (sec) | 107.00 (43.50–254.75) | 69.50 (47.31–100.69) | .132 |
| Ablation power (W) | 35 (35.00–40.00) | 35 (35–35) | .013 |
| Cases of treatment in separate times, n (%) | 0/17 | 15/16 | <.001 |
| Cases of repeated ablation of a gland, n (%) | 2/17 | 2/16 | 1.000 |
| Complications/side effects, n (%) | |||
| Hemorrhage/hematoma | 0/17 | 0/15a | / |
| Hoarseness | 3/17 | 3/13a | 1.000 |
| Hypocalcemia | 2/17 | 14/16 | <.001 |
| Intraoperative pain | 5/17 | 5/13a | .705 |
Note: Data are numbers, medians with interquartile range or percentages, as appropriate. PHPT: primary hyperparathyroidism; SHPT: secondary hyperparathyroidism.
a
Medical records of the complications/side effects were not described in three patients.