Tinnitus

Definition

Tinnitus is the perception of noise or ringing in the ears when no external sound is present. It is a symptom of an underlying condition rather than a disease itself.

5 Must Know Facts For Your Next Test

1. Tinnitus can be caused by ear infections, exposure to loud noises, or ototoxic drugs.
2. Ototoxic drugs such as certain antibiotics and NSAIDs can exacerbate tinnitus.
3. Management of tinnitus may include medications like corticosteroids or antidepressants.
4. Patients with tinnitus are often advised to avoid caffeine and nicotine as they can worsen symptoms.
5. Assessment of tinnitus includes audiological exams and sometimes imaging studies to rule out other conditions.

Review Questions

• What are some common causes of tinnitus?
• Which classes of otic drugs might be used to manage tinnitus?
• Why should patients with tinnitus avoid caffeine and nicotine?

Related terms

Ototoxicity:

Damage to the ear (oto-) due to harmful substances, often leading to hearing loss or balance disorders.

Audiometry:

A test used to measure hearing acuity for variations in sound intensity and pitch.

Corticosteroids:

A class of steroid hormones used in the treatment of various inflammatory conditions, including those affecting the ear.