Cholesteatoma, Middle Ear


Aural Cholesteatoma

Aural Cholesteatomas

Cholesteatoma, Aural

Cholesteatomas, Aural

Cholesteatomas, Middle Ear

Middle Ear Cholesteatoma

Middle Ear Cholesteatomas

A mass of KERATIN-producing squamous EPITHELIUM that resembles an inverted (suck-in) bag of skin in the MIDDLE EAR. It arises from the eardrum (TYMPANIC MEMBRANE) and grows into the MIDDLE EAR causing erosion of EAR OSSICLES and MASTOID that contains the INNER EAR.