Kinds of Hearing Loss
Conductive Hearing Loss:
The blockage of outside sound passing into the inner ear through the middle ear cavity can be termed as Conductive hearing loss. It reduces the loudness of sound in reaching the ear. Main reasons for this condition can be abnormal outer ear, ear canal, and middle ear structures, infections caused inside the ear, tumours, allergies and more. Using hearing aids can correct this kind of hearing loss.
Sensorineural Hearing Loss:
The dysfunction of auditory nerve and inner ear can lead to Sensorineural hearing loss. This condition can reduce intensity of sounds heard and make the sounds unclear like distortion. It is the result of Corti damage, problem in stimulating the hearing nerves by hair cells and may be problem with the inner ear fluids. The reasons for this type of hearing loss can be virus infection, hearing loud noises frequently, head trauma, abnormal ear structures and more. If there are no medical treatments available based on the patient condition, fitting hearing aids can help him in hearing sounds as normal.
Mixed Hearing Loss:
Mixed hearing loss is a condition which includes the problems related to both Sensorineural and Conductive hearing loss. It includes not only the conditions like disorders with the auditory nerve, hearing loss problem with the inner ear but also dysfunctions in the mechanism of the middle ear. This condition is worse than the other two hearing loss problems. Patients with mixed hearing loss can use hearing aids to improve their hearing ability.