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Scale describing the grade of tongue dysfunction after hypoglossal-facial neurorrhaphy
| Grade | Description |
|---|---|
| 1 | Normal |
| 2 | Discrete hemiatrophy, no deviation |
| 3 | Mild hemiatrophy, tongue deviation < 30˚ |
| 4 | Severe hemiatrophy, tongue deviation > 30˚ |
Reprinted from Martins et al. Neurosurgery 2008;63:310-6, with permission from Oxford University Press [11].
