title: Bacteroides meningitis complicating chronic mastoiditis.
mesh_terms: D000368:Aged; D001442:Bacteroides Infections / Q000188:drug therapy / Q000209:etiology*; D002908:Chronic Disease; D006801:Humans; D008297:Male; D008417:Mastoiditis / Q000150:complications*; D008581:Meningitis / Q000188:drug therapy / Q000209:etiology*; D008795:Metronidazole / Q000627:therapeutic use
chemical_list: D008795:Metronidazole