Patient Data
Age: Young child
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Arachnoid cyst - posterior fossa
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Large posterior fossa arachnoid cyst (note it follows CSF signal on both T1 and T2) with mass effect upon the cerebellum and brain stem compressing the 4th ventricle with subsequent obstructive supratentorial hydrocephalus.