慢性化脓性中耳炎 (2).ppt
慢性化脓性中耳炎(Chronic Suppurative Otitis Medial),耳的解剖,1.外耳(External Ear):耳廓(Auricle),外耳道(External Acoustic Canal)2.中耳(Middle Ear):3.内耳(Internal Ear):,2.中耳 Middle Ear:鼓膜(Tympanic Membrane),鼓室(Tympanum),鼓窦和乳突腔(Tympanic Antrum and Mastoid Process),咽鼓管(EustAchian Tube),听小骨(Auditory Ossicles3.内耳Internal Ear:骨迷路(Osseous Labyrinth)(1.前庭 Vestibule,2.半规管Semicircular Canals),耳蜗),膜迷路(Membranous Labyrinth),慢性化脓性中耳炎的定义,耳内慢性长期或间断性流脓,鼓膜穿孔伴听力下降。,慢性化脓性中耳炎的分类,1.单纯型(Simple)2.骨疡型(Osteitis)3.胆脂瘤型(Cholesteatoma),慢性化脓性中耳炎的治疗,单纯型(Simple):感染期:以局部用药为主。抗生素溶液 0.3%氧氟沙星滴耳液;酒精或甘油制剂 4%硼酸酒精,4%硼酸甘油。静止期:鼓室成形(Tympanoplasty 鼓膜修补术)。,慢性化脓性中耳炎的治疗,骨疡型(Osteitis):胆脂瘤型(Cholesteatoma):手术治疗:单纯乳突凿开术,乳突根治术,改良乳突根治术,鼓室探查术,上鼓室开放术,鼓室成型术等等。,鼓室成形术Tympanoplasty,鼓室成形术:Tympanoplasty,鼓室成形术:TympanoplastyW.Wullstein(1953):IV types tympanoplastyType I:Myringoplasty Type II Type IIIType IVType V,AAOO:(1965),1 鼓膜成形术(Myringoplasty)2不伴乳突开放术的鼓室成形术(Tympanoplasty without mastoidectomy)3伴乳突开放术的鼓室成形术(Tympanoplasty with mastoidectomy),鼓膜成形术(Myringoplasty),改良乳突根治术,