細菌感染所引起的外耳道彌漫性炎症稱為外耳道炎,電動挖耳機神器可分為兩類:一類為局限性外耳道炎,又稱外耳道炎癤;另一類為外耳道皮膚的彌漫性炎症,又稱彌漫性外耳道炎。要預防外耳道炎必須注意糾正挖耳習慣,游泳、洗頭時污水入耳後應及時拭淨,及時清除或取出外耳道耵聹或异物。
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