Pleomorphic xanthoastrocytoma

Case contributed by Dr Bita Abbasi



Patient Data

Age: 6th decade
Gender: Male

ASNR 2016: This case was submitted as part of the American Society of Neuroradiology (ASNR 2016) Case Of The Day competition, in collaboration with



A hypodense lesion is noted in the right temporal lobe. 


There is a solid-cystic mass in the right temporal lobe. The adjacent edema is minimal. Solid mural nodule shows enhancement after contrast administration. 

Case Discussion

The histologic examination confirmed pleomorphic xanthoastrocytoma (PXA). 

PXAs are solid-cystic variants of WHO class II astrocytomas that most commonly appear in the temporal lobe of adult patients. The solid component enhances avidly after contrast administration. The adjacent edema is minimal. 


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Case information

rID: 42224
Published: 11th Jan 2016
Last edited: 16th Jul 2018
Inclusion in quiz mode: Included

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