Vertigo Flashcards
Benign Positional Vertigo lasts _____
A few seconds
Meniere’s disease lasts _____
30 min - 12 hrs
Viral Labyrinthitis and Vestibular Neuronitis lasts ____
Days
Does BPV have hearing loss or tinnitus?
No
Dislodged otoconia collect in semicircular canals
BPV
WU for BPPV?
Nystagmus with Dix-Hall Pike Test
Trmnt for BPPV?
Epley maneuver at home
Idiopathic endolymphatic hydrops
Meniere’s disease
Hearing loss, low freq SNHL, tinnitus, vertigo, ear fullness
Meniere’s disease
Meniere’s disease has ____ frequency hearing loss
Low
Meniere’s disease trmnts
Diuretics, avoid caffeine and nicotine, dramamine, meclizine
Sudden, single attack of vertigo w/o hearing loss.
Vestibular Neuronitis
Vertigo, SNHL, w/o tinnitus
Perilymphatic fluid
- fluid leaks from round or oval window
Cervical vertigo cause
Spinal osteoarthritis, spondylosis
Temporal bone overlying semicircular canal thins out or just isn’t there
Superior semicircular canal dehiscence
Rx for acute severe vertigo
Valium
Rx for less severe vertigo
Antiemetics: scopolamine, meclizine
Rx nausea and vomiting
Antiemetics: ondansetron (zofran), promethazine (phenegran), prochlorperazine (compazine), trimethobenzamide (tigan)
Most common cause of central vertigo
Drugs: NSAIDS, ABX, Muscle Relaxers
Vertical, bi-directional, or unilateral nystagmus
Poss central lesion
do peripheral or central lesions tend to cause the most system upset?
Pallor, sweats, nausea, and vomiting
Sudden Onset: Hearing Loss, Tinnitus
Peripheral lesion
Brainstem symptoms
Diplopia, facial numbness, weakness, dysphasia
Meniere’s + bilateral symptoms
But NO hearing loss or tinnitus
Migrainous Vertigo
Trmnt for migrainous vertigo
Amitriptyline (antimigraine prophylactic)
Vertigo when rotating head
Vertebrobasilar insufficiency (VBI)
Mild face numbness and decreased corneal reflex
Acoustic neuroma
populations?
Dizziness is more common in ____
woman and elderly
___ is the 5th most common chief complaint in those >65yo
Dizziness
Vertigo may come from anywhere in the vestibular organs to the ____ of the brain
temporal cortex
Top 3 types of peripheral (vestibular) vertigo
- BPPV
- Menieres
- Vestibular Neuritis
Vertigo due to inflammation of the vestibular nerve
Vestibular Neuronitis
Recent history of viral URI followed by vertigo, tinnitus and SNHL hearing loss
Labyrinthitis
inflammation of cochlea and labyrinth. symptoms last days to weeks.