Which test can detect facial nerve palsy occurring due to the lesion at the outlet of stylomastoid foramen –
Correct Answer: Deviation of angle of mouth towards opposite side
Description: Injury at stylomastoid foramen causes LMN palsy, so the face sags and drawn across to the opposite side.
Chorda tympani is spared at this level, taste sensation over anterior 2/3 of tongue is preserved.
Category:
ENT
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