Lymphomatous Meningosis Diagnosed with [18F]-Fluorodeoxyglucose–Positron-Emission Tomography/CT

A primary manifestation of a highly malignant B-cell lymphoma is an important, albeit uncommon, cause of radiculopathy. Rarely, a primary central nervous system lymphoma (PCNSL) disseminates outside the central nervous system (CNS) as seen in the patient described in this case. A previously healthy