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Audiometry > Hearing Disorders > Flashcards

Hearing Disorders Flashcards

1
Q

A non organic/function hearing loss is called:

A

Pseudohypacusis

Sue-dough-hippa-Q-sis

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2
Q

How would pseudohypacusis show up on an audiogram?

A

Unilateral HL with no shadow curve

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3
Q

For the Stenger test, present the stimulus simultaneously in both ears… _dB above the threshold in the better ear and _ dB below the threshold in the poorer ear

A

10dB above threshold better ear

10dB below threshold poorer ear

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4
Q

Explain how Stenger test denies or confirms pseudohypacusis:

A 
If patient responds -
 negative stenger (not suggesting malingering)
If patient does not respond - positive stenger (suggesting malingering)
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5
Q

What are 5 symptoms of auditory disorders?

A 
HL
Tinnitus
Vertigo
Recruitment
Tone Decay
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6
Q

What is somatic tinnitus?

A

“Ringing” originates outside auditory nervous system

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7
Q

What is neurophysiologic tinnitus?

A

“Ringing” originates within the auditory nervous system

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8
Q

Treatment for tinnitus:

A

Sound based intervention

No medication or cure

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9
Q

Vertigo can be caused by:

A

Dysfunction of the vestibular system

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10
Q

Treatment for Vertigo:

A

Vestibular rehab
Medications
Low salt diet
Surgery

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11
Q

What is recruitment?

Who most commonly has it?

A

Abnormally rapid growth in loudness

Common in patients with SNHL

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12
Q

Tone decay is an inability to:

A

Sustain the perception of a tone or an acoustic reflex

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13
Q

Tone decay is an indication of:

A

Retrocochlear pathology

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14
Q

An Otologic Evaluation examines/gathers information about:

A 
Otalgia (ear pain)
Otorrhea (discharge)
Hearing loss
Tinnitus
Dizziness
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15
Q

(Outer ear disorders) Three deformities of the pinna or auricle are:

A

Microtia
Anotia
Atresia

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16
Q

What are 4 other outer ear disorders?

A

Otitis Externa
Exostoses (growths)
Cerumen
Foreign bodies

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17
Q

(Middle ear disorder) What is otitis media?

A

Inflammation in ME cavity

18
Q

Persistent otitis media with effusion has failure to resolve after:

A

6 weeks of treatment

19
Q

Chronic otitis media with effusion causes:

A

Degeneration of structures (TM perforation)

20
Q

HL from Otitis media ranges from:

A

10-50 dBHL

21
Q

Give the HL, tympanogram, and acoustic reflex result for Otisis media:

A

Conductive loss
Flat tympanogram
Absent reflexes

22
Q

Treatment for Otitis media with effusion:

A

Surgery (PE tubes)

Antibiotics

23
Q

Name 5 populations with high prevalence of OME:

A 
Children w/cleft palate
Children w/Down syndrome
Children from inner cities
Children in daycare
Children exposed to smoke
24
Q

(Middle ear disorder) What is cholesteatoma?

A

Accumulation of cell debris from perforations of the TM

25
Q

(Middle ear disorder)
What is otosclerosis?
What is cochlear otosclerosis?

A

Build up of spongy bone in the area of the oval window

When bone invades cochlea

26
Q

What type of HL does otosclerosis cause?

A

Progressive conductive HL

27
Q

How do you identify otosclerosis on an audiogram?

A

Notch in BC thresholds at 2,000Hz (called Carhart notch)

28
Q

What is tympanosclerosis?

What can it cause?

A

Build up of scar tissue on the TM

Can cause chronic OME

29
Q

What are the 8 high risk registers for SNHL?

A 
Family history
TORCH
Craniofacial anomalies
LBW, VLBW, ELBW
Hyperbilirubinemia
Ototoxic medications
Bacterial meningitis
Prolonged mechanical ventilation
30
Q

What does torch stand for?

A 
Toxoplasmosis
Other bacterial infections
Rubella
Cytomegalovirus
Herpes Simplex
31
Q

LBW =
VLBW =
ELBW =

A

less than 5.5 pounds
less than 3 pounds
less than 2 pounds

32
Q

Hyperbilirubinemia is an elevated _ concentration

A

Bilirubin

33
Q

Yellowing of the skin and eyes is called:

A

Jaundice

34
Q

What is meningitis?

What can it lead to?

A

Inflammation of tissues that surround the brain and spinal cord
Can lead to ossification of the cochlea

35
Q

(Inner ear disorder) What is Meniere’s disease?

What is it also called?

A

Caused by fluctuating pressure of endolymph

Also called endolymphatic hydrops

36
Q

Meniere’s disease is the only case where:

A

SNHL can fluctuate

37
Q

Treatment for Meniere’s:

A

No smoking
No caffeine
Low sodium diet
Surgery

38
Q

What is TTS?

What is PTS?

A

Temporary Threshold Shift

Permanent Threshold Shift

39
Q

What is the hearing loss due to aging process?

A

Presbycusis

40
Q

Hearing deteriorates progressively past age:

A

50

41
Q

Head trauma can cause what kind of hearing loss?

A

Conductive and/or sensorineural

42
Q

What are the symptoms of a retrocochlear pathology?

A

High-frequency HL

Absent reflex and reflex decay

Audiometry (11 decks)

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