Reason: eval for disease progression History: hx of lymphoma with cns recurrence s/p autoSCt, now with left cervical radiculopathy. There is no evidence of intracranial hemorrhage, mass, or acute infarct. There is extensive confluent cerebral white matter T2 hyperintensity. There is no abnormal brain parenchymal enhancement. There is a right transfrontal Ommaya catheter that terminates in the right lateral ventricle. The ventricles and basal cisterns are unchanged in size and configuration. There is no midline shift or herniation. There is a small left maxillary sinus retention cyst.
1. No evidence of intracranial mass lesions.2. Extensive cerebral white matter abnormality is likely treatment-related.