Management1)Removalofcanalobstruction11
11 Management • 1)Removal of canal obstruction
Management2)Removal of fluid12
12 ⚫ 2) Removal of fluid Management
13
13
3)Removalofmassfrommiddleear4)Stapedectomy5)Tympanoplasty6)Hearingaid14
14 • 3)Removal of mass from middle ear • 4)Stapedectomy • 5)Tympanoplasty • 6)Hearing aid
TympanosclerosisLocal deposits ofplaques of collagen beneaththeliningepitheliumSite-TM,tympaniccavity (stapes,OW,promontory)mastoidTypes:1open2 closedEtiology : end product of past OM in which inhealingresponsehasoccurredincreasecollagen production?collagenstimulatingfactor15
15 Tympanosclerosis ⚫ Local deposits of plaques of collagen beneath the lining epithelium ⚫ Site – TM, tympanic cavity (stapes, OW, promontory), mastoid ⚫ Types : 1 open 2 closed ⚫ Etiology : end product of past OM in which inhealing response has occurred increase collagen production ?collagen stimulating factor