Transmitted


 * - Transmitted by either an injury or geneticly.


 * -Infections during pregnancy


 * -Babies that are born preterm have a higher risk.


 * -There are 25 genes that are involved with hearing loss.


 * -Ear infection and abnormal bone growths or tumors of the outer or middle ear can cause hearing loss.


 * - A ruptured eardrum also may result in loss of hearing.