cholesteatoma
A pathologic process characterized by the proliferation of keratinizing squamous epithelium resulting in the accumulation of keratin and cells in the middle ear and/or mastoid. It may be congenital or acquired. If left untreated, it may increase in size and destroy adjacent structures.
MONDO:0006566
keratosis
is_a
cholesteatoma
exact
cholesteatoma (disease)
exact
congenital cholesteatoma (type)
related
primary acquired cholesteatoma (type)
related
secondary acquired cholesteatoma (type)
related