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1980～1984年间,观察了130名急性和慢性乳突炎急性发作的病人。非胆脂瘤组56例。骨膜下积脓和皮质裂分别为41例(82.1％)和37例(66.1％)。26例鼓膜完整,25例鼓膜切开时有粘脓,1例鼓膜增厚,但中耳腔清洁。9例传播至硬膜外隙,3例乙状窦病变,2例颞叶脓肿,1例脑膜炎,1例死于巨大硬脑膜下积脓。胆脂瘤组74例。骨膜下积脓和皮质裂分别为39例(52.7％)和22例(29.7％)。58例(78.4％)存在颅内感染,33例(44.6％)有硬膜内感染。19例乙状窦病变,6例硬膜下
Between 1980 and 1984, 130 acute and chronic mastoiditis acute attacks were observed. Non cholesteatoma group of 56 cases. Subperiosteal empyema and cortex were 41 cases (82.1%) and 37 cases (66.1%) respectively. 26 cases of tympanic membrane integrity, 25 cases of tympanotomy pus, 1 case of tympanic membrane thickening, but the middle ear cavity clean. 9 cases were transmitted to the epidural space, 3 cases of sigmoid sinus lesions, 2 cases of temporal lobe abscess, 1 case of meningitis and 1 case died of huge subdural empyema. Cholesteatoma group of 74 cases. Subperiosteal empyema and cortex were 39 cases (52.7%) and 22 cases (29.7%). Fifty-eight (78.4%) had intracranial infection and 33 (44.6%) had intradural infection. 19 cases of sigmoid sinus lesions, 6 cases of subdural