presbycusis Flashcards
1
Q
what
A
age related hearing loss
type of sensorineural hearing loss
2
Q
mechanisms
A
loss cochlea hair cells
loss cochlea neurones
atrophy stria vascularis
reduced endolymphatic potential
3
Q
risk factors
A
age male FHx noise exposure hypertension diabetes ototoxic medications smoking
4
Q
presentation
A
gradual onset + insidious hearing loss
loss of high-pitched sounds first
others may have noticed decline in patients hearing
may be assoc tinnitus
5
Q
patients with hearing loss are more likely to develop…
A
dementia
and treating the hearing loss can reduce this risk
6
Q
Ix of choice
A
audiometry
7
Q
Mx
A
optimise environment
hearing aids
cochlear implants
