Case contributed by Frank Gaillard


Incidental finding on CT brain. Further imaging.

Patient Data

Age: 55 years
Gender: Male

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.


Well circumscribed lesion in the 4th ventricle, isointense to cerebellum on T1 and hyperintense on T2. No associated edema. No enhancement (not shown). 

This patient went on to have a craniotomy and excision of the lesion, confirming the diagnosis of a subependymoma histologically. 

Case Discussion

Typical appearances of a subependymoma in the classic location.

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