title: The radiological investigation of the petrous bone in meningitis of unknown origin.
mesh_terms: D004814:Epidermal Cyst / Q000000981:diagnostic imaging; D006801:Humans; D008581:Meningitis / Q000000981:diagnostic imaging*; D008722:Methods; D010579:Petrous Bone / Q000000981:diagnostic imaging*; D011859:Radiography; D013101:Sphenoid Sinus; D014054:Tomography