(a) |
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(b) |
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(c) |
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Figure 7A, B and C: Coronal and axial fat-suppressed post Gad T1WI of the Facial nerve in the previous patient demonstrates nodular thickening and enhancement of the right facial nerve (mastoid segment (MS), geniculate ganglion (GG), labyrinthine segment (LS) and fundus of IAC due to perineural invasion. Note right cavernous sinus mass (block arrow) due to perineural invasion along the V3 nerve. |