title: Pneumocephalus following mastoid surgery: a report of two cases.
abstract: Two cases of spontaneous pneumocephalus following mastoid surgery are presented. In both cases a fistula from the mastoid ended blindly in an area of cerebritis without any definite abscess formation. Etiological factors are discussed with congenital dural defects suspected as the precipitating factor.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008416:Mastoid / Q000601:surgery*; D008875:Middle Aged; D010033:Otitis Media / Q000601:surgery; D011007:Pneumocephalus / Q000209:etiology*; D011183:Postoperative Complications