Chapter 13 Module 6; Dizziness Flashcards
Elderly; acute-onset; recurrent vertigo; tinnitus; hearing OK
Brainstem dysfunction/ cerebellar dysfunction
Symptoms of brainstem/vertebrobasilarvascular abnormality: ataxia, double vision; lack of coordination; sensory/ motor deficits; vertical, lateral, rotary nystagmus; hearing normal; cerebellar: impaired RAM, finger-to-finger testing
Brainstem dysfunction/ cerebellar dysfunction
DIAGNOSTIC STUDIES OF Brainstem dysfunction cerebellar dysfunction?
MRI
Onset is often in third or fourth decade of life
Multiple sclerosis
Can have no other findings or can have other neurological symptoms
Multiple sclerosis
DIAGNOSTIC STUDIES OF Multiple sclerosis?
MRI
Headache history; other migraine symptoms
Migraine headache
Can have symptoms of vertebrobasilarvascular abnormalities, as above
Migraine headache
DIAGNOSTIC STUDIES OF Migraine headache?
None
Adults:associated with positional changes; recurrent episodes; lasts seconds to minutes; some relief if motionless
Benign paroxysmal positional vertigo (BPPV)
Lateral or rotary nystagmus; no tinnitus or hearing loss
Benign paroxysmal positional vertigo (BPPV)
DIAGNOSTIC STUDIES OF Benign paroxysmal positional vertigo (BPPV)
Provoke nystagmus and vertigo by position that causes response; Dix-Hallpike maneuver; ENG
Children: usually 2-3 yr old, sudden onset with crying by child
Benign paroxysmal vertigo of childhood
Vomiting, pallor, sweating, and nystagmus common; no loss of consciousness; neurological and audiological examination can be normal
Benign paroxysmal vertigo of childhood
DIAGNOSTIC STUDIES OF Benign paroxysmal vertigo of childhood?
Can have hypoactive or absent response to caloric testing
Sudden onset; lasts hours, recurrent; tinnitus and fullness in ears
Meniere disease
Lateral or rotary nystagmus; fluctuating hearing loss: low tones; sensorineural
Meniere disease
DIAGNOSTIC STUDIES OF Meniere disease?
Positional maneuvers, positive VOR test, audiometry, ENG
Sudden onset; antecedent viral infection
Vestibular neuronitis
Nausea andvomiting; nystagmus; no hearing loss, lossofequilibriumalwaysto the same side
Vestibular neuronitis