Hearing Loss and Causes, Hearing Loss and Causes: Lack of normal hearing usually occurs at the age of 20 years. Problem of hearing loss usually comes gradually and very rarely occurs with Deaf Total.
Many cases that cause hearing loss, they can be divided into two categories: Conductive Hearing Loss – Conductive hearing loss (CHL) occurs because of mechanical problems on the outside and the middle ear. 3 cartilage (small) ear (ossicles) may fail to translate sound into the cochlea or the eardrum may vibrate in response to sound. Fluid in the ear can interfere with CHL
Sensorineural Hearing Loss (Sensorineural hearing loss) occurs due to dysfunction of the inner ear. This case often occurs when the nerve hairs (cilia) that transmit sound to the ear is damaged or injured. Loss of nerve damage is usually called