Cerebellopontine angle lipoma
Progressively hearing loss and humming for one year.
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There is sharp-bordered, formless extra-axial lesion at right cerebellopontine angle. Lesion has similar signal intensity with fat tissue in all sequences - T1 and T2 hyperintensity with loss of signal on fat suppression sequence.
Cerebellopontine angle lipomas accounted for 10% of intracranial lipomas, and like all other lipomas, demonstrate fat-like signal on all MRI sequences.