title: Complications of occipital bone pneumatization.
abstract: Four cases of occipital bone pneumatization and subsequent complications are described, which include a pathological fracture of C1 and the occipital bone, spontaneous subcutaneous emphysema and pneumatocele formation. Reviews of the published literature and possible aetiological factors have been discussed.
authors.affiliation: Department of Diagnostic Radiology, Royal North Shore Hospital, New South Wales, Australia. mmoss@doh.health.nsw.gov.au
authors.forename: Mary
authors.initials: M
authors.lastname: Moss
authors.forename: Michael
authors.initials: M
authors.lastname: Biggs
authors.forename: Paul
authors.initials: P
authors.lastname: Fagan
authors.forename: Martin
authors.initials: M
authors.lastname: Forer
authors.forename: Martin
authors.initials: M
authors.lastname: Davis
authors.forename: Jim
authors.initials: J
authors.lastname: Roche
mesh_terms: D000058:Accidental Falls; D000063:Accidents, Traffic; D000328:Adult; D000399:Air Pressure; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009777:Occipital Bone / Q000000981:diagnostic imaging / Q000473:pathology*; D014057:Tomography, X-Ray Computed; D014636:Valsalva Maneuver / Q000502:physiology