Primary CNS lymphoma

Case contributed by Frank Gaillard
Diagnosis almost certain

Presentation

Increasing confusion and right sided weakness.

Patient Data

Age: 60 years
Gender: Male
ct

Non-contrast CT of the brain demonstrates a lobulated periventricular lesion which is hyperdense compared to normal cortex. It crosses the corpus callosum. There is no significant associated vasogenic edema and no evidence of central necrosis. 

Case Discussion

This patient went on to have a biopsy which confirmed the diagnosis of lymphoma. 

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