title: Acute extradural hematoma and pneumocephalus.
mesh_terms: D000293:Adolescent; D002543:Cerebral Hemorrhage / Q000000981:diagnostic imaging*; D006406:Hematoma / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011007:Pneumocephalus / Q000000981:diagnostic imaging*; D011859:Radiography