Table 1.
Surgical case distribution.
| Surgery | Procedure | Number (n) | Durotomy (n) |
|---|---|---|---|
| Lumbar | Paramedian discectomy | 295 | 12 |
| Redo discectomy | 55 | 3 | |
| Two-level discectomy | 1 | 0 | |
| Far lateral discectomy | 88 | 1 | |
| Redo far lateral discectomy | 11 | 0 | |
| Stenosis, single level | 186 | 7 | |
| Stenosis, multilevel | 59 | 6 | |
| Stenosis, redo | 1 | 0 | |
| Synovial cyst | 44 | 1 | |
| Epidural abscess | 15 | 0 | |
| Other | 3 | 0 | |
| Foraminotomy, single level | 149 | 1 | |
| Foraminotomy, multilevel | 21 | 1 | |
| Foraminotomy, bilateral | 1 | 0 | |
| Total lumbar | 929 | 32 | |
|
| |||
| Cervical | Foraminotomy, single level | 160 | 0 |
| Foraminotomy, two-level | 72 | 0 | |
| Foraminotomy, bilateral | 1 | 0 | |
| Foraminotomy, discectomy | 11 | 0 | |
| Foraminotomy, redo | 9 | 0 | |
| Laminectomy for stenosis | 6 | 0 | |
| Laminectomy for tumor | 1 | 0 | |
| Laminectomy for epidural hematoma | 1 | 0 | |
| Laminectomy for synovial cyst | 1 | 0 | |
| Total cervical | 262 | 0 | |
|
| |||
| Thoracic | Discectomy | 7 | 1 |
| Laminectomy for stenosis | 5 | 0 | |
| Laminectomy for biopsy | 4 | 0 | |
| Laminectomy for abscess | 1 | 0 | |
| Laminectomy for tumor | 3 | 0 | |
| Laminotomy for electrode | 20 | 0 | |
| Total thoracic | 40 | 1 | |