Invagination theory
- Mar- 2020 -23 March
Cholesteatoma – Long case ENT OSCE
Cholesteatoma: Cystlike, “epidermal inclusion cysts” expansile lesions of the temporal bone lined by stratified squamous epithelium “ matrix” that contain desquamated keratin.Presence of keratinising squamous epitheliumin in the middle ear or mastoid (Skin in the wrong place) . Cholesteatoma is known to contain all the layers of skin epithelium. The…
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