Equilibrium disorders

Question 1

what is the hallmark of vestibular system disorders?

Answer 1

vertigo

Question 2

what is vertigo?

Answer 2

• hallucination / illusion of movement

- most often rotational

Question 3

what are the features of non-vestibular system disorders?

Answer 3

• nonspecific complaints of dizziness

- no true vertigo

Question 4

what type of nystagmus?

• 2-20 second latency
• associated vertigo
• adapts to position
• fatigues on repeat testing

Answer 4

peripheral

Question 5

what type of nystagmus?

• no latency (resting)
• variable vertigo
• no adaptation
• little fatigue

Answer 5

central

Question 6

what are the signs / symptoms in peripheral vestibular disorders?

Answer 6

• vertigo with head position change (latency, short duration, habituation)
• jerk nystagmus
• otologic symptoms
• vestibular neuritis
• labyrinthitis
• traumatic

Question 7

what are the symptoms of meniere disease?

Answer 7

endolymphatic hydrops

• vertigo
• tinnitus
• hearing loss

Question 8

what are the features of benign positional vertigo?

Answer 8

• positional vertigo associated with nystagmus on head movement
• usually one ear symptomatic
• free floating particles in posterior labyrinth

Question 9

which vestibular suppressants are used for vestibular disorders?

Answer 9

• antihistamines
• benzodiazepines
• phenothiazines
• scopolamine

Question 10

epley maneuvers are used for what condition?

Answer 10

benign positional vertigo