Pneumocephalus from paranasal sinus carcinoma.
D006801:Humans; D008297:Male; D008875:Middle Aged; D010255:Paranasal Sinus Neoplasms / Q000150:complications* / Q000000981:diagnostic imaging; D011007:Pneumocephalus / Q000000981:diagnostic imaging / Q000209:etiology*; D014057:Tomography, X-Ray Computed