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以77例共93耳(右耳51,左耳42)紧张部内陷袋病人为研究组。男27,女50,年龄6～88岁(平均39岁)。Ⅱ°内陷最常见占68%,Ⅲ°和Ⅳ°各占16%。后上、后下象限内陷占56%;后上象限内陷占28%;全紧张部内陷占9%。其余的病人中内陷累及前上、后上象限2例,后上、后下和前下象限1例,后上、后下和前上象限1例,前上、前下象限1例’前下象限1例。本组48耳(52%)无症状,有症状的45耳(48%)中耳痛30耳(32%)、耳溢液29耳(31%)。39耳(36例)可见自发的鼓膜镫骨连接,21耳透过变薄鼓膜可见完整的砧镫关节,其余的有镫骨弓缺失或透过鼓膜不能窥
Totally 77 patients with 93 ears (right ear 51, left ear 42) were included in this study. Male 27, female 50, aged 6 to 88 years (mean 39 years). The most common inset II is 68%, with III and IV each accounting for 16%. After the upper and lower quadrant quadrant 56%; after the upper quadrant invagination accounted for 28%; total tension invagination accounted for 9%. The rest of the patients were involved in the upper and upper quadrant quadrant in 2 cases, one in the upper, lower posterior and anterior inferior quadrant, one in the posterior superior quadrant, Lower quadrant in 1 case. The group of 48 ears (52%) asymptomatic, 45 (48%) symptomatic otolaryngitis 30 ears (32%), ear discharge 29 ears (31%). 39 ears (36 cases) showed spontaneous tympanic stapes connection, 21 ears through the thinning of the tympanic membrane can be seen a complete anvil joint, the remaining stapes bowel missing or through the tympanic membrane can not see