- cholesteatoma
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A destructive and expanding keratinizing squamous epithelium in the middle ear and/or mastoid process.
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cholesteatoma
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Cholesteatoma — Classification and external resources Cholesteatoma ICD 10 H71 … Wikipedia
cholesteatoma — 1. A mass of keratinized squamous cell epithelium and cholesterol in the middle ear, usually resulting from chronic otitis media, with squamous metaplasia or … Medical dictionary
cholesteatoma — n. a skin lined sac containing debris from dead skin cells that grows from the eardrum into the mastoid bone, eroding normal structures in its path. Left untreated, it can carry infection to the brain, causing meningitis or a cerebral abscess.… … The new mediacal dictionary
cholesteatoma tympani — a type of cholesteatoma usually associated with chronic infection of the middle ear, formed of the outer desquamating layers of stratified squamous epithelium that have extended inward and upward to line the tympanum, epitympanum, and antrum … Medical dictionary
cholesteatoma — cho·les·te·a·to·ma … English syllables
cholesteatoma — … Useful english dictionary
congenital cholesteatoma — a benign tumor resulting from inclusion of epidermal elements at the time of closure of the neural groove; it may be in or near the ear but more often is in the form of an intracranial cholesteatoma … Medical dictionary
intracranial cholesteatoma — a type of congenital cholesteatoma resembling an epidermal inclusion cyst, found in the skull, meninges, or brain; it grows slowly, often in the cisterns. Symptoms vary depending on what part of the brain is under pressure, but may become life… … Medical dictionary
Холестеатома (Cholesteatoma) — ограниченная слоем кожи полость, содержащая слои омертвевших клеток кожи, которые прорастают из среднего уха в сосцевидный отросток височной кости, разрушая нормальные ткани по ходу своего роста. Нелеченная холестеатома может привести к… … Медицинские термины
холестеатома — (cholesteatoma; холе(стерин) + греч. stear, steatos жир + ома; син. опухоль жемчужна ) опухолевидное образование, представляющее собой скопление кератина, кристаллов холестерина и спущенного ороговевшего эпителия, окруженное соединительнотканной… … Большой медицинский словарь
