Acute sinusitis.
D000208:Acute Disease; D003937:Diagnosis, Differential; D006801:Humans; D006967:Hypersensitivity / Q000150:complications / Q000000981:diagnostic imaging; D007239:Infections / Q000150:complications / Q000000981:diagnostic imaging; D011859:Radiography; D012852:Sinusitis / Q000000981:diagnostic imaging* / Q000209:etiology