localized form of external otitis, commonly associated with an acute viral upper respiratory infection.
self-limiting
Severe otalgia is present, caused by bullous, often hemor- rhagic, lesions on the skin in the deep external ear canal and on the tympanic membrane. A blood-tinged discharge may also occur
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Q
Cholesteatoma
A
IN HEALING PERFORATIONS,EPITHELIUM OF MUCOUS MEMBRANE AND SQUAMOUS EPITHELIM COVER DAMAGED AREA FORMING CHOLESTEATOMA.