FC Rad Diag(SA) Part II Practice Questions - Fellowship Of The College Of Radiologists Of South Africa - Diagnostic FC Rad Diag(SA) Part II Exam

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A 52-year-old female presents with progressive right-sided sensorineural hearing loss and tinnitus. Contrast-enhanced temporal bone MRI reveals a ice-cream cone shaped mass centered at the internal auditory canal (IAC) extending into the cerebellopontine angle (CPA) forming acute angles with the petrous bone. What is the most characteristic imaging feature of this mass?

Internal auditory canal enlargement with intense enhancement Dural tail sign forming obtuse angles with petrous temporal bone Restricted diffusion on DWI/ADC sequences Extensive erosion of the jugular foramen

Correct Answer:

Internal auditory canal enlargement with intense enhancement

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