Table 2.
Summary of resected insular gliomas by zone.
| Zone | WHO grade | IDH | Volume (cm3) | No ischemia | No-core ischemia | Core ischemia | Residual triangle | Paralysis | ||
|---|---|---|---|---|---|---|---|---|---|---|
| II | III | IV | ||||||||
| I (n = 18) | 14 | 2 | 2 | 16 | 32.29 | 7 | 10 | 1 | 8 | 0 |
| II (n = 3) | 2 | 1 | 0 | 3 | 83.1 | 1 | 0 | 2 | 0 | 2 |
| III (n = 1) | 0 | 0 | 1 | 1 | 39.38 | 0 | 1 | 0 | 1 | 0 |
| IV (n = 1) | 0 | 0 | 1 | 0 | 66.13 | 1 | 0 | 0 | 0 | 0 |
| I + II (n = 8) | 5 | 1 | 2 | 6 | 48.15 | 2 | 6 | 0 | 5 | 0 |
| I + IV (n = 13) | 10 | 2 | 1 | 12 | 51.16 | 7 | 4 | 2 | 8 | 1 |
| II + III (n = 3) | 1 | 1 | 1 | 1 | 61.22 | 0 | 2 | 1 | 1 | 1 |
| III + IV (n = 11) | 4 | 5 | 2 | 6 | 59.74 | 5 | 4 | 2 | 7 | 2 |
| Giant (n = 17) | 10 | 5 | 2 | 15 | 88.41 | 8 | 6 | 3 | 13 | 3 |
| Totals | 46 | 17 | 12 | 60 | 31 | 33 | 11 | 43 | 9 | |
IDH, isocitrate dehydrogenase; WHO, World Health Organization.