Papiloedema noted on routine check up by ophthalmologist
Limited Pre and Post contrast MRI
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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.
Patient underwent posterior craniotomy and resection of fourth ventricular mass. The histology showed pilocystic astrocytoma.