title: Primary malignant non-Hodgkin's lymphoma of the central nervous system.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001921:Brain / Q000473:pathology; D001932:Brain Neoplasms / Q000175:diagnosis / Q000473:pathology* / Q000628:therapy; D001933:Brain Stem / Q000473:pathology; D002528:Cerebellar Neoplasms / Q000473:pathology; D002531:Cerebellum / Q000473:pathology; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007223:Infant; D008228:Lymphoma, Non-Hodgkin / Q000175:diagnosis / Q000473:pathology* / Q000628:therapy; D008297:Male; D008875:Middle Aged; D011379:Prognosis