title: Chronic petrous pyramid abscess presenting as a cerebellopontine angle mass. Case report.
abstract: The authors present the case of a 5-year-old boy with a chronic petrous pyramid abscess and without a history of otitis media. Treatment by posterior fossa exploration and drainage with antibiotics was successful.
mesh_terms: D000038:Abscess / Q000175:diagnosis* / Q000628:therapy; D001847:Bone Diseases / Q000175:diagnosis / Q000628:therapy; D002530:Cerebellopontine Angle; D002675:Child, Preschool; D002908:Chronic Disease; D003937:Diagnosis, Differential; D006261:Headache / Q000209:etiology; D006801:Humans; D008297:Male; D010579:Petrous Bone; D011859:Radiography; D012886:Skull / Q000000981:diagnostic imaging; D012888:Skull Neoplasms / Q000175:diagnosis