Deafness Contusion

Contusional deafness (s. contusionis; syn. g. detonation) is a sudden hearing loss resulting from acute acoustic trauma.

Causes:

1. explosions, gunshots and other loud sounds of high intensity;

2. direct trauma to the ear and head.

Development mechanism:

When exposed to an intense acoustic stimulus, damage occurs to the receptor cells of the cochlea and the auditory nerve. The degree of damage depends on the strength and duration of exposure to the traumatic factor.

Clinical manifestations:

1. sudden one- or two-sided deafness;

2. noise and ringing in the ears;

3. dizziness, nausea.

Diagnosis is based on otoscopy, audiometry, and calibrated acoustic reflexes.

Treatment: vasodilators, nootropic drugs, vitamin therapy, physiotherapy are used. The prognosis ranges from complete recovery to permanent hearing loss.

Prevention consists of following safety precautions and using hearing protection.

Contusional deafness. This is a disease that is characterized by temporary hearing loss as a result of injury to the ear or head, as well as a sharp sound. In medicine it is considered a type of acoustic disease.

The main causes of constitutional deafness are excessive sound influences - explosions, gunshots or even loud conversation, which