Legend
RIGHT EAR
Lt images: Axial CT images disclose a dilated vestibule and lateral
semicircular canal. Middle ear structures are normal.
Rt images: Coronal CT scans confirm the dilated vestibule & lateral
semicircular canal (lower image). The cochlea (upper image) also
appears mildly hypoplastic with a deficient number of turns.
Legend
LEFT EAR
Lt images: Axial CT scans show a dilated vestibule & rudimentary lateral
semicircular canal. The cochlea has a sac-like appearance with no bony partitions.
Rt images: Coronal scans confirm the findings on the axial images.
Key words: temporal bone congenital developmental
ENT Diagnosis:
Vestibular & cochlear dysplasia