title: Postoperative fourth ventricle tension pneumocephalus.
authors.forename: D
authors.initials: D
authors.lastname: Gonzalez Moles
authors.forename: J J
authors.initials: JJ
authors.lastname: Mezzadri
mesh_terms: D000368:Aged; D001921:Brain / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D002552:Cerebral Ventricles / Q000503:physiopathology / Q000601:surgery*; D007839:Functional Laterality; D006406:Hematoma / Q000209:etiology / Q000601:surgery*; D006801:Humans; D006985:Hyperventilation; D008297:Male; D011007:Pneumocephalus / Q000150:complications*; D011183:Postoperative Complications; D011446:Prospective Studies; D014057:Tomography, X-Ray Computed