PMC7330421_01
Axial view of the MRI (T1-weighted with Gadolinium contrast) showing multi-loculated cystic lesions occupying the right mastoid air cells, middle ear, inner ear, internal auditory canal and petrous apex.
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PMC7330421_01_gr1.jpg
fig0005
T2W sequences with restricted diffusion) showed a hyper intense lobulated lesion involving the petrous bone and CPA (Fig. 1, Fig. 2).