Presentation
Dizziness & disequilibrium.
Patient Data
Age: 40 years
Gender: Male
From the case:
Superior semicircular canal dehiscence - probable
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Info
Marked thinning (dehiscence) of the bony roof of the left superior semicircular canal, compared to the normal bony roof at the right side.
No retro-cochlear lesions.
From the case:
Superior semicircular canal dehiscence - probable
Download
Info
Dehiscence of the bony roof of the left superior semicircular canal (Red arrows), compared to the normal bony roof at the right side (Yellow arrows).
Case Discussion
Superior semicircular canal dehiscence- MRI
Diagnosis needs to be confirmed by further CT scan.
Superior semicircular canal dehiscence syndrome (SCDS) is a recently described inner ear abnormality, where a clinical dysequilibrium phenomenon is associated with absence of the bony covering of the superior semicircular canal (SSC)
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