Table 1 Facial nerve functional behavioral test observation scale. Adapted from [45]
Vibrissae movement assessment scale | Eye closure and blink reflex observation scale | ||
|---|---|---|---|
Score | Movement | Vibrissae position | Movement |
1 | No movement | Posterior | No movement |
2 | Light tremor | Posterior | Contraction/no closure |
3 | Greater tremor | Posterior | 50% closure |
4 | Normal movement | Posterior | 75% closure |
5 | Normal movement | Anterior | Complete closure |