Otosclerosis

Case contributed by Dr Fakhry Mahmoud Ebouda

Presentation

Bilateral mixed hearing loss.

Patient Data

Age: 33 years.
Gender: Male
Modality: CT

Ill-defined small patchy lucencies are noted at the region of the fissula ante fenestrum bilaterally more obvious at the right at which it is seen extending to the middle turn of the cochlea and on the left it extends in a crescentic manner to affect the retrofenestral area. However inner structures show normal morphology of the inner ear structures. Clear middle ear clefts with intact scutum and normal ossicles. Normal pneumatization of the mastoid air cells.

Case Discussion

The CT findings are suggestive of bilateral grade 2B otosclerosis as above described. 

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Case Information

rID: 52673
Case created: 16th Apr 2017
Last edited: 22nd Apr 2017
System: Head & Neck
Inclusion in quiz mode: Included

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