Table 2.
Brain injury and field loss characteristics of patients with hemianopia and quadrantanopia
| Hemianopic Participants (N=22) | n (%) |
|---|---|
| Etiology of brain injury, n (%) | |
| Cerebrovascular accident (CVA) | 12 (54.6) |
| Tumor | 2 (9.1) |
| Trauma | 5 (22.7) |
| Arteriovenous malformation | 2 (9.1) |
| Congenital brain abnormality | 1 (4.5) |
| Laterality of field loss, n (%) | |
| Right | 5 (22.7) |
| Complete | 1 (4.5) |
| Incomplete | 4 (18.2) |
| Left | 17 (77.3) |
| Complete | 8 (36.4) |
| Incomplete | 9 (40.9) |
| Macular sparing, n (%) | |
| Yes | 8 (36.4) |
| No | 14 (63.6) |
| Quadrantanopic Participants (N=8) | n (%) |
| Etiology of brain injury, n (%) | |
| Cerebrovascular accident (CVA) | 6 (75.0) |
| Tumor | 1 (12.5) |
| Congenital brain abnormality | 1 (12.5) |
| Quadrant of field loss, n (%) | |
| Right superior | 3 (37.5) |
| Complete | 2 (25) |
| Incomplete | 1 (12.5) |
| Right inferior | 1 (12.5) |
| Complete | 0 (0) |
| Incomplete | 1 (12.5) |
| Left superior | 2 (25) |
| Complete | 0 (0) |
| Incomplete | 2 (25) |
| Left inferior | 2 (25) |
| Complete | 0 (0) |
| Incomplete | 2 (25) |