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Clinical Problem Solving: Radiology
September 2002

Diagnosis Radiology Quiz 1

Author Affiliations


Arch Otolaryngol Head Neck Surg. 2002;128(9):1105-1106. doi:

The term cholesteatoma is used to describe a cavity lined with squamous epithelium and filled with desquamated keratin. Histopathologically, it resembles an epidermal cyst or a keratoma. By definition, an aural cholesteatoma originates in the middle ear or other pneumatized areas of the temporal bone.1 Typically, it enlarges over time owing to the continuing desquamation and entrapment of epithelial debris within the cholesteatoma sac.

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