Presentation
Incidental lesion on MRI.
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Pacchionian granulation (T2)
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An incidental rounded high T2 structure at the left sigmoid sinus, representing an incidental arachnoid granulation.
Case Discussion
T2 appearance of arachnoid granulation.