Table 1.
Summary of patients with arteriovenous malformations.
| Patient | Age | Sex | Presentation | Lesion | Side | Location | Previous Tx | Approach | Resection | MRS | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Preop | Early | Late | ||||||||||
| 1 | 45 | M | Headaches | AVM | L | Insula | None | Anterior | Complete | 1 | 2 | 3 |
| 2 | 33 | M | Hemorrhage | AVM | L | Insula | None | Anterior | Complete | 4 | 4 | 2 |
| 3 | 15 | F | Hemorrhage (2) | AVM | L | Basal Ganglia | None | Anterior | Incomplete | 2 | 3 | 2 |
| 4 | 53 | M | Hemorrhage | AVM | L | Insula | None | Anterior | Complete | 4 | 1 | 1 |
| 5 | 26 | F | Hemorrhage | AVM | L | Insula & Basal ganglia | Surgery, GK | Anterior | Complete | 5 | 4 | 2 |
| 6 | 40 | M | Headaches | AVM | L | Insula | None | Anterior | Complete | 1 | 0 | 0 |
| 7 | 68 | F | Hemorrhage | AVM | L | Basal Ganglia | None | Anterior | Complete | 4 | 3 | 3 |
| 8 | 61 | M | Hemorrhage | AVM | L | Insula | None | Anterior | Complete | 2 | 2 | 1 |
| 9 | 29 | F | Hemorrhage | AVM | L | Insula | None | Anterior | Complete | 4 | 3 | 3 |
| 10 | 47 | M | Hemorrhage | AVM | L | Insula & Basal ganglia | None | Anterior | Complete | 5 | 4 | 4 |
| 11 | 28 | M | Incidental | AVM | R | Insula | None | Posterior | Complete | 0 | 0 | 0 |
| 12 | 33 | F | Hemorrhage | AVM | L | Insula | GK | Posterior | Complete | 5 | 4 | 3 |
| 13 | 12 | M | Hemorrhage | AVM | R | Insula | None | Posterior | Incomplete | 1 | 1 | 0 |
| 14 | 47 | F | Hemorrhage | AVM | R | Insula | Surgery | Posterior | Complete | 3 | 3 | 2 |
| 15 | 11 | M | Hemorrhage | AVM | L | Insula | None | Posterior | Complete | 1 | 1 | 1 |
| 16 | 47 | M | Hemorrhage | AVM | R | Insula | None | Posterior | Complete | 2 | 2 | 1 |
| 17 | 28 | M | Hemorrhage | AVM | L | Insula | None | Posterior | Complete | 2 | 2 | 2 |
| 18 | 33 | F | Hemorrhage | AVM | L | Insula | None | Posterior | Complete | 3 | 3 | 2 |
| 19 | 48 | F | ↑Numbness | AVM | R | Insula | None | Posterior | Complete | 1 | 1 | 1 |
| 20 | 16 | F | Hemorrhage | AVM | L | Insula | Surgery, GK | Posterior | Complete | 4 | 3 | 2 |
| 21 | 42 | M | Seizures | AVM | R | Insula | None | Posterior | Complete | 1 | 1 | 1 |
| 22 | 19 | F | Seizures | AVM | R | Insula | None | Posterior | Complete | 0 | 0 | 0 |
| 23 | 26 | M | Hemorrhage | AVM | L | Insula & Basal ganglia | None | Posterior | Complete | 1 | 3 | 2 |
| 24 | 23 | M | Hemorrhage | AVM | L | Insula & Basal ganglia | None | Posterior | Incomplete | 5 | 4 | 3 |
Abbreviations: M = male; F = female; L = left; R = right; Tx = treatment; MRS = modified Rankin Scale score; Preop = preoperative; ↑ = increasing.