Details of endovascular treatment and outcome
| Variable | No. (%) |
|---|---|
| Total No. of embolization sessions | 23 |
| Embolization per patient (mean) (range) | 1.8 (1–3) |
| Venous approach | 14 (60.8%) |
| Arterial approach | 8 (34.8%) |
| Combined approach | 1 (4.3%) |
| Overall success rate | 12 (52.2%) |
| Incomplete closed fistula | 4 (15.4%) |
| Impossible to catheterize | 2 (7.7%) |
| Embolic agent used | |
| Onyx | 12 (52.2%) |
| Coils + Onyx | 5 (21.7) |
| Glubran Tiss | 4 (17.4%) |
| Coils | 2 (8.8%) |
| Success rate | |
| By patient | 11/14 (78.5%) |
| Associated microsurgery | 1/14 (7.2%) |
| Complications | |
| Permanent | 2 (8.7%) |
| Death | 1 (4.3%) |
| Follow-up | |
| Mean (range) (mo) | 10.1 (1–48) |
| Last mRS | |
| 0 | 3 (23.1%) |
| 1 | 6 (46.2%) |
| 2 | 2 (15.4%) |
| 3 | 1 (7.2%) |
| 6 | 1 (7.2%) |
| Ophthalmologic follow-up | |
| Normal findings | 8 (61.5%) |
| Central scotoma | 1 (7.2%) |
| Third and sixth nerve palsy | 1 (7.2%) |
| Ocular hypertonia | 1 (7.2%) |
| Persistent papillary edema | 1 (7.2%) |
| Lost to follow-up | 1 (7.2%) |