Hearing Loss

Hearing loss had been with man since time immemorial. It is strictly speaking not confined to man but can affect every living creature that possesses the organ of hearing. It could be divided based on aetiological causes into congenital (occurence dated back to birth), or acquired (hearing loss noticed after birth). Read More...

Congenital Hearing Loss could be genetic or non-genetic. Genetic hearing loss could be syndromal (associated with constellation of signs and symptoms) or non-syndromal (hearing loss occurs in isolation). Genetic hearing loss depending on the Mendellian hereditary type of inheritance could be classified as autosomal dominant deafness (ADD), autosomal recessive deafness(ARD), x-linked deafness(XLD). Non-genetic congenital deafness is often due to prenatal infections(infections that affect the baby while being carried in utero, usually experienced within the first 12 weeks of pregnancy). Read More on Hereditary hearing loss...