Cerebellar pilocytic astrocytoma

Case contributed by Dr Hasan Akdemir

Presentation

Presented with an occipital headache radiating anteriorly and vertigo. The patient was ataxic.

Patient Data

Age: 20 years
Gender: Female

Preoperative

MRI

Right cerebellar mass lesion with suspected mural nodular area in cerebellum hemisphere.  With defined mass lesion with cerebellum, pons, mesencephalon, superior cerebellar peduncle pushing, right pontocerebellar corner system and depression on the IV. ventricle, constriction in the ambient-quadrigeminal system, minimal tonsillar herniation. A few  nonspecific hyperintense focuses in the periventricular white matter in the right frontal lobe

5 years post-operative

MRI

A few, millimetric, nonspecific, hyperintense foci in the periventricular and subcortical white matter in the right frontoparietal localization. Arachnoid cyst formation in the anterior part of the left cerebellar hemisphere. Encephalomalacic cystic cavity in the lateral segment of the left cerebellar hemisphere.

Pathology

Pilocytic astrocytoma WHO grade I

Case Discussion

After MR imaging, the patient went to operation for the mass seen in the cerebellum.
After about 5 years of follow-up, the patient returned to daily work without any sequela and is now working.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.