Sri Lanka, April 17 -- Today Consultant ENT Surgeon Dr. Ms. Chandra Jayasuriya, the Head of the ENT Unit of the Colombo National Hospital speaks about deafness. Here she talks about checking our hearing at home / office before consulting a doctor or visiting a hospital and other related facts.

Q. How deafness can occur?

A. Deafness occurs due to the result of sound signals not reaching the brain. There are two main types of deafness. They are

(1) Sensorineural deafness, where the problem is in the inner ear and nerve related. This is caused by damage to the sensitive hair cells inside the inner earor damage to the auditory nerve.

(2) Conductive deafness, when the hearing loss is due to problems in with ear canal, drum or middle ear. ...