Table 2.
Postoperative results of the inferior petrosal and inferior arterial approaches.
| Characteristics | (N = 32) |
|---|---|
| Procedural complications, n (%) | |
| Abducens nerve palsy | 1 (3) |
| Prosopoplegia | 1 (3) |
| None | 30 (94) |
| Angiographic results immediately after the procedure, n (%) | |
| Complete | 26 (81) |
| Almost complete | 6 (19) |
| Incomplete | 0 (0) |
| Patients who completed follow-up, n (%) | 27 (84) |
| Including angiography | 9 |
| By phone call | 18 |
| Average clinical follow-up, months | 28a (n = 27) |
| Angiographic results at follow-up | (n = 9) |
| Recurrence | 1b |
| No recurrence | 8 |
| Symptoms at follow-up | (n = 27) |
| Ocular | 0 |
| Intracranial murmur | 0 |
| Tinnitus | 1 |
| None | 26 |
| Clinical outcome at follow-up | (n = 27) |
| Improved | 26 |
| Mild residue | 1 |
| Not improved | 0 |
a
Angiographic follow-up was conducted at approximately 6 months, and follow-up via phone call ranged from 3 to 62 months.
b
One patient developed a new dural arteriovenous fistula in the posterior cranial fossa.