Pilocytic astrocytoma

Case contributed by Dr Ahmed Abd Rabou

Presentation

Headache and vomiting. History of previous V-P shunt placement for hydrocephalus

Patient Data

Age: 12 years old
Gender: Male
Modality: MRI

Right cerebellar cystic lesion with solid mural nodule that displays moderate contrast enhancement. Associated bilateral subdural hematomas from recurrent V-P shunt placements are noted.

Case Discussion

DD of cystic lesion with enhancing mural nodule includes pilocytic astrocytoma (children), hemangiomblastoma (adults or child with VHL), medulloblastoma underwent cystic degeneration, ependymoma and pleomorphic xanthastrocytoma PXA. The patient went on to have a craniotomy and biopsy, which confirmed the diagnosis of pilocytic astrocytoma grade I.

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Case Information

rID: 24485
Case created: 20th Aug 2013
Last edited: 28th Feb 2016
Tag: brain
Inclusion in quiz mode: Included

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