Classification and common causes of hearing impairment in children

Classification and common causes of hearing impairment in children

The etiology of pediatric deafness is complex and the classification methods vary.

According to the etiology, it can be divided into infectious deafness, hereditary deafness, ototoxicity deafness, traumatic deafness, noise deafness, goodbye ")

Metabolic hearing loss, autoimmune hearing loss, sudden hearing loss, central hearing loss, infectious hearing loss, etc. According to the nature of the lesion, it can be divided into organic deafness and functional deafness, among which organic deafness can be divided into conductive deafness, sensorineural deafness, and mixed deafness according to the location of the lesion; And sensorineural hearing loss can be further divided into cochlear hearing loss and neural hearing loss (posterior cochlear hearing loss). In recent years, some people have advocated to classify pediatric deafness into three categories based on the duration of auditory organ damage: prenatal causes, prenatal causes, and postpartum causes.

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