title: Epidermoid tumor presenting as tension pneumocephalus. Case report.
abstract: The authors report a patient with an epidermoid tumor that eroded through the frontal sinus, causing an acute neurological deficit secondary to tension pneumocephalus. The historical perspective, radiographic features, and pathophysiological mechanisms are discussed.
mesh_terms: D001847:Bone Diseases / Q000150:complications / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D004814:Epidermal Cyst / Q000150:complications / Q000000981:diagnostic imaging*; D005626:Frontal Sinus; D006801:Humans; D008297:Male; D008875:Middle Aged; D011007:Pneumocephalus / Q000000981:diagnostic imaging* / Q000209:etiology / Q000503:physiopathology; D011859:Radiography