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分泌性中耳炎(Secretory otitis media,SOM)是以鼓室积液和听力下降为特征的中耳非化脓性炎症,是中耳常见的疾病。特别在儿童期SOM将严重影响儿童的语言和智力发育。有关分泌性中耳炎的发病机制目前仍不明确,其中中耳负压学说、感染学说得到大多数学者的认可。中耳负压学说认为分泌性中耳炎是由于咽鼓管(Eustachian tube,ET)功能不良、中耳黏膜气体交换不良或乳突气化不良、中耳清洁功能障碍引起中耳负压状态,继而黏膜水肿、渗
Secretory otitis media (SOM) is a non-purulent inflammation of the middle ear characterized by tympanic effusion and hearing loss, and is a common disease of the middle ear. Especially in childhood SOM will seriously affect children’s language and mental development. The pathogenesis of secretory otitis media is still not clear, in which the theory of negative in middle ear, infection theory has been recognized by most scholars. Middle ear negative pressure theory that secretory otitis media is due to dysfunction of the Eustachian tube (ET), poor gas exchange in the middle ear mucosa or mastodermal dysfunction, middle ear cleaning dysfunction caused by the negative pressure in the middle ear, followed by mucosal Edema, seepage