中耳炎是怎样形成的 王轶 成都医学院第一附属医院 скачать в хорошем качестве

中耳炎是怎样形成的 王轶 成都医学院第一附属医院

中耳炎是怎样形成的 王轶 成都医学院第一附属医院 中耳炎一般就是急性的中耳炎反复发生所引起的症状。因为细菌的感染，感冒以后黏膜的炎症，通过咽鼓管进入了中耳腔，引起中耳黏膜的充血肿胀，渗出，同时这种细菌可以侵犯鼓膜，出现鼓膜的充血肿胀，患者表现为耳部的疼痛还有流脓，如果这种症状反复发生就形成了慢性的中耳炎。急性中耳炎如果穿孔以后，细菌就通过穿孔的鼓膜进入中耳腔，反复的引起炎症的发生，患者出现耳鸣，听力下降的症状。 How is otitis media formed Otitis media is generally the symptoms caused by repeated occurrence of acute otitis media. Because of the bacterial infection, Inflammation of the mucous membrane after a cold, Through the eustachian tube into the middle ear cavity, It causes congestion and swelling of the middle ear mucosa, Exudation, And the bacteria can invade the eardrum, There is congestion and swelling of tympanic membrane, The patient presented with pain and pus in the ear, If this symptom occurs repeatedly, chronic otitis media will be formed. If acute otitis media is perforated, Bacteria enter the middle ear cavity through the perforated tympanic membrane, It causes inflammation repeatedly, The patient has tinnitus, Symptoms of hearing loss.