title: Metastatic lingual carcinoma masquerading as Ludwig's angina.
mesh_terms: D000368:Aged; D001984:Bronchial Neoplasms / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D006801:Humans; D008158:Ludwig's Angina / Q000175:diagnosis*; D008297:Male; D011859:Radiography; D014062:Tongue Neoplasms / Q000175:diagnosis / Q000556:secondary*