Many patients will suddenly encounter the situation of inaudible ears, there may be several reasons: first, there may be tingling inside the ear, that is, too much earwax to form an embolism, usually may not feel very obvious, if the water into the sudden expansion, there may be a sudden ear stuffy, inaudible. This situation needs to go to the hospital, do external ear canal irrigation, will cerumen cleaning will restore hearing. Second, it may be between the ear and the nose pipe, is the Eustachian tube dysfunction, like airplanes, mountain air pressure changes, and lead to the ear suddenly stuffy, inaudible symptoms are similar, usually occurs after a cold, through the treatment is also able to cure. Third, it may be sudden deafness, sudden ear is a sudden sensory deafness, which is often referred to as neurological deafness. This kind of deafness once appeared, to the hospital in time to the infusion treatment, timely rescue hearing, because this kind of deafness hearing the earlier the treatment, the higher the chance of salvage. So whichever the cause of the sudden inability to hear, it is recommended to immediately go to the ENT department for a hearing checkup.