[The progress of glucocorticoids via postauricular injection in treatment of sudden hearing loss]

Corticosteroids are commonly accepted and recommended for treating sudden hearing loss.In recent years，postauricular delivery attracts attention due to the advantage of high drug concentration in cochlear and minimal side effects.This article reviews the published literature related the application of glucocorticoids via postauricular injection in treatment of sudden hearing loss and its animal experiments, speculates the possible pathway that drugs enter inner ear, and put forward the idea of treating facial nerve diseases via postauricular injection.