Pilocytic astrocytoma

Case contributed by Dr Lawrence Chia Wei Oh

Presentation

Papiloedema noted on routine check up by ophthalmologist

Patient Data

Age: 13
Gender: Female
MRI

Limited Pre and Post contrast MRI

This MRI demonstrates a mass in the fourth ventricle which enhances heterogeneously with contrast. It causes obstructive hydrocephalus and cerebellar tonsil herniation. A pontine mass is also noted. 

Case Discussion

Patient underwent posterior craniotomy and resection of fourth ventricular mass. The histology showed pilocystic astrocytoma.

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Case information

rID: 24651
Case created: 2nd Sep 2013
Last edited: 10th Dec 2016
Inclusion in quiz mode: Included

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