Primary CNS lymphoma

Case contributed by Frank Gaillard

Selected images demonstrating a large multilobulated mass centered in the right frontal lobe. It homogeneously enhances and has somewhat lower T2 signal and prominent restricted diffusion. It extends to involve the caudate than thus the periventricular area. There is significant mass effect. 

Case Discussion

This patient went on to have a biopsy that confirmed the diagnosis of primary CNS lymphoma.

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