PMC5097960_01
a: Preoperative pure tone audiometry (PTA) showing right ear severe and left ear moderate SNHL.. b: MbRI scan axial T2- weighted sequence showing a large right vestibular schwannoma with extension of the tumor in the internal auditory meatus.
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Pure tone audiometry (PTA) revealed severe right and mild left sided sensorineural hearing loss (SNHL) (Fig. 1a). Magnetic resonance imaging (MRI) scan showed a large 4 x 3.6 x 3.5 cms size vestibular schwannoma with intracanalicular extension (Fig. 1b).
a: Post-operative day 5 PTA showing profound left ear (contra lateral) SNHL.. b: Post-operative day 10 PTA showing improvement in the left side SNHL.. c: PTA done at 6-months follow-up showing significant improvement of the left side SNHL.
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PTA revealed profound SNHL on the left side in contrast to mild SNHL noted preoperatively (Fig. 2a). The PTA done during this follow-up visit revealed marked improvement in the hearing on the left side very similar to the preoperative status (Fig. 2b and c).
Postoperative contrast CT scan of the brain showing complete excision of the VS.
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There was no evidence of any hematoma or any other abnormality (Fig. 3).