Painless persistent discharge from the ear.Symptoms will vary from case to case but can include any or all of the following Previous trauma or surgery including grommets.In eardrums damaged and weakened by multiple previous infections.From the margins of holes in the eardrum. Why do they form?Ĭholesteotoma's can develop in a number of ways. Generally they form a skin filled cyst that will expand and slowly destroy the structures of the middle and eventually Inner ear. Cholesteotoma is defined as skin growing from its normal position on the surface of the drum into the middle ear space and mastoid. The normal eardrum has skin on its outer surface and a moist lining on its inner surface, continuous with the lining of the middle ear. Cholesteotoma through perforation in eardrum What is a cholesteotoma?
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