1 Flashcards
What is otalgia?
Ear pain
Which facial nerves are related to numbness?
CN V, VII
What is loudness recruitment?
When sounds become rapidly loud due to cochlear impairment
What is impacted cerumen?
Earwax blocking the canal
How do you call swimmer’s ear?
External otitis
Perforated tympanic membrane
ruptured eardrum
Osteomas is
benign outgrowths of bone
Microtia is 
abnormal small/ deformed auricle
Atresia is
Absent ear canal
Impacted cerumen & ossicular discontinuity can lead to
up to 60 dB conductive HL
Perforated tympanic membrane can lead to
Flat/ mild conductive hearing loss
But excellent WRS
Treatment for perforated tympanic membrane
Tympanoplasty
What is tympanometry?
Repair outer/inner layers
What is the cause of otitis media?
ETD
Otitis media can lead to
transient conductive HL in children
What is otitis media?
Inflammation of the middle ear space
Audiogram of otitis media
around 40 dB then flatter later (20dB) after 1K Hz
No masking at 2k, 4K Hz
What is otosclerosis?
A bone disorder to the stapes & bony labyrinth
Audiogram of otosclerosis
Carharts notch @ 2K Hz (minimized ABG)
Tympanometry of otosclerosis
As
Reflex of otosclerosis
Absent
Otosclerosis is more in …..
Women
Treatment of otosclerosis
stepedectomy (prothesis)
What is cholesteatoma?
Sac of keratin tissue on the TM
Cause of cholesteatoma
Chronic ear infections
Healed perforation
What is mastoidectomy?
To remove all the middle ear anatomical structures along with the affected mastoid bone
What causes mastoidectomy?
Chronic ear infections
Cholesteatoma
Presbycusis is
age-induced HL
Audiogram of presbycusis
Gradual decrease in high f
Noise induced hearing loss is caused by
overexposure to loud sounds
Audiogram of noise induced
Notch @4K
3K-6K
Meniere’s disease is
a classic unilateral HL
Symtoms of meniere’s disease
Vertigo Nausea Worse WRS Roaring tinnitus Aural fulness Fluctuating SNHL
Audiogram of meniere’s disease
More severe in low frequencies but flatten over time
Treatment for meniere’s disease
CI
Not good for hearing aids