Canadian Medical Guide > Diseases > Skin and Connective Tissue Diseases > Skin Diseases > Keratosis > Cholesteatoma Terms and Definitions
Cholesteatoma
Medical Definition: | A non-neoplastic keratinizing mass with stratified squamous epithelium, frequently occurring in the meninges, central nervous system, bones of the skull, and most commonly in the middle ear and mastoid region. |
Guide Notes: | non-neoplastic: coord IM with organ/dis (IM) but CHOLESTEATOMA, MIDDLE EAR is available |
Cholesteatoma Medical Definitions and Terms
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