Which test can detect facial nerve palsy occurring due to lesion at the outlet of stylomastoid foramen

NEET PG ENT
#1

Which test can detect facial nerve palsy occurring due to lesion at the outlet of stylomastoid foramen -

    1. Deviation of angle of mouth towards opposite side
    1. Loss of taste sensation in anterior 2/3 of tongue
    1. Loss of sensation over right cheek
    1. Deviation of tongue towards opposite side

0 voters

EXP:

  • Injury at stylomastoid foramen causes LMN palsy, so the face sags and drawn across to the opposite side.
  • Chordatympani is spared at this level, taste sensation over anterior 2/3 of tongue is preserved.