Patient no | S–M grade | Hemorrhage at presentation | Location/side | AVM occlusion (immediate /6 months) | Complications | GCS score (pre-procedure/24 hour post-procedure) | Neurological deficits (pre- procedure/24 hour post-procedure) | mRS score (at discharge/ at 6 months) |
1 | 1 | N | F/R | Y/Y | N | 15/15 | Y (right hemiparesis)/Y (same) | 3/3 |
2 | 2 | PH | P/L | Y/Y | N | 15/15 | Y (right leg paresis/Y (same) | 3/1 |
3 | 1 | PH | F/R | Y/Y | N | 15/15 | N/N | 2/0 |
4 | 2 | PH | F/R | N/Y | N | 15/15 | N/N | 2/0 |
5 | 3 | N | F/R | Y/– | N | 15/15 | N/N | 0/0 |
6 | 4 | PH/VH | In/R | Y/Y | N | 15/15 | Y (left hemiparesis)/Y (same) | 2/2 |
7 | 1 | PH | F/R | Y/Y | N | 15/15 | N/N | 1/0 |
8 | 2 | PH | F/R | Y/Y | N | 15/15 | Y (left hand paresis)/Y (same) | 2/2 |
9 | 2 | SHA | C/R | Y/Y | N | 15/15 | N/N | 1/1 |
10 | 1 | PH | T/R | Y/Y | N | 15/15 | Y (mild aphasia)/Y (same) | 3/2 |
11 | 2 | PH | C/R | Y/Y | N | 15/15 | Y (right ataxia)/Y (same) | 1/1 |
12 | 3 | N | P/R | Y/ – | N | 15/15 | N/N | 1/0 |
AVM, arteriovenous malformation; C, cerebellum; F, frontal; GCS, Glasgow Coma Scale; In, insula; L, left; mRS, modified Rankin Scale; N, number; NA, nidal aneurysm; O, occipital; P, parietal; PH, parenchymal hemorrhage; R, right; SAH, subarachnoid hemorrhage; S–M, Spetzler–Martin grade; T, temporal; Th, thalamus; VA, venous aneurysm; VH, ventricular hemorrhage; Y, yes.