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Title: [Occult Shrapnell cholesteatoma]. Author: Schwarz M. Journal: HNO; 1985 Dec; 33(12):559-60. PubMed ID: 4086348. Abstract: The pathological process in the middle ear leading to a cholesteatoma arises in the tympanic membrane from the papillae of the multilayered keratinizing squamous epithelium. A prerequisite is chronic recurrent middle ear inflammation and granulation tissue in Prussak's space. Constant squamous cells within a progressively growing papilla from the stratum corneum. Finally a cholesteatoma sac appears which perforates into the middle ear cavity.[Abstract] [Full Text] [Related] [New Search]