Noise Related Hearing Loss

Question 1

What causes noise-induced hearing loss?

Answer 1

Working in a nosy environment
Use of power tools
Concerts

Question 2

What is the pathophysiology of noise related hearing loss?

Answer 2

Damage to stereocilia with repeated exposure to sounds over >85dB

Question 3

What are the clinical features of noise related hearing loss?

Answer 3

Gradual hearing loss
Muffling in ears after exposure
Ringing in ears

Question 4

What will audiometry show in noise related hearing loss?

Answer 4

Bilateral sensorineural hearing loss in the high frequencies

Question 5

Conductive or sensorineural hearing loss?

Answer 5

Sensorineural

Question 6

How is noise related hearing loss managed?

Answer 6

Refer to audiology

May be eligible for hearing aids

Question 7

What advice should be given to patients with noise related hearing loss?

Answer 7

Avoid loud places
Wear ear protection when necessary

If employment related, may be eligible for compensation