Cysts, benign tumors, and malignant tumors of the paranasal sinuses.
D003560:Cysts / Q000000981:diagnostic imaging*; D006801:Humans; D010254:Paranasal Sinus Diseases / Q000000981:diagnostic imaging*; D010255:Paranasal Sinus Neoplasms / Q000000981:diagnostic imaging*; D011859:Radiography; D012888:Skull Neoplasms / Q000000981:diagnostic imaging*