Pilocytic astrocytoma

Case contributed by Assoc Prof Frank Gaillard



Patient Data

Age: 12 years
Gender: Male

MRI brain

Selected images from an MRI of the posterior fossa demonstrates a cystic mass with peripheral nodular enhancement. It arises form the right cerebellar hemisphere, displacing and compressing the fourth ventricle. It is surrounded by vasogenic edema. No flow voids are noted. 

Case Discussion

A cystic mass with mural enhancement in a child arising from the cerebellar hemisphere is usually a pilocytic astrocytoma. This patient went on to have a craniotomy and resection which confirmed the diagnosis. 

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Case information

rID: 15117
Published: 24th Sep 2011
Last edited: 23rd Nov 2019
Inclusion in quiz mode: Included

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