title: Case report: disorder of excessive somnolence due to central nervous system lymphoma.
mesh_terms: D000328:Adult; D006970:Disorders of Excessive Somnolence / Q000209:etiology* / Q000503:physiopathology; D006801:Humans; D008223:Lymphoma / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology; D008297:Male; D009423:Nervous System Neoplasms / Q000150:complications* / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography; D012893:Sleep Wake Disorders / Q000209:etiology*; D012895:Sleep, REM / Q000502:physiology