Hitzelberger’s sign is?
A. Reduced corneal sensitivity
B. Hypoesthesia of the posterior meatal wall
C. Paraesthesia of face
D. Delayed blink reflex
Correct answer : B. Hypoesthesia of the posterior meatal wall
- Hitzelberger’s sign is seen in acoustic neuroma.
- It occurs due to involvement of the 7th cranial nerve.
- There is early involvement of the sensory fibers which causes hypoesthesia of the posterior meatal wall.
- Paraesthesia of face and reduced corneal sensitivity occurs due to involvement of 5th cranial nerve.
Ref: Diseases of Ear, Nose and Throat by P.L. Dhingra, 5th edition, p124, 125.
Image credits: https://en.wikipedia.org/wiki/File:Akustikusneurinom_Mrt.jpg