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FIG 7. Translabyrinthine schwannoma.
A, Axial enhanced T1-weighted MR image (800/27/2) at the level of the IAC shows a large enhancing mass within the cerebellopontine angle-IAC (open arrow) with extension into the cochlea (black arrow) and vestibule (white arrow).
B, Axial CT shows the soft-tissue mass extending into the middle ear (small black arrow) through an enlarged round window (large black arrow). Used by permission (37).
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