Vestibular Dysfunction in TBI

Question 1

labyrinthine possible manifestations

Answer 1

ataxia
imbalance
BPPV may be present

Question 2

what is the most common vestibular injury due to TBI

Answer 2

labyrinthine

Question 3

skull fx possible manifestations

Answer 3

unilateral vestibular loss or bilateral vestibular loss
conductive hearing loss
may have mixed peripheral and central lesions

Question 4

which type of TBI is common with blows to the occiput, temporal or parietal regions

Answer 4

skull fx

Question 5

hemorrhage into labyrinth possible manifestations

Answer 5

may create post traumatic hydrops

damage to labyrinth, may create acute vertigo and unilateral hearing loss

Question 6

when you have a hemorrhage into labyrinth, the labyrinth damage may present with signs and symptoms similar with what?

Answer 6

acute peripheral vestibular damage

Question 7

hemorrhage into brainstem possible manifestations

Answer 7

oculomotor signs
poor smooth pursuit
vertigo
perception of tilt

Question 8

if you have damage to vestibular and oculomotor nuclei, what type of TBI will be present

Answer 8

hemorrhage into brainstem

Question 9

increased intracranial pressure possible manifestations

Answer 9

fluctuating hearing loss
ataxia
imbalance

Question 10

which type of TBI may cause peri-lymphatic fistula

Answer 10

increased intracranial pressure