Postcricoid carcinoma.
D000328:Adult; D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000532:radiotherapy*; D003413:Cricoid Cartilage; D005260:Female; D006801:Humans; D007013:Hypopharynx; D008297:Male; D008875:Middle Aged; D010610:Pharyngeal Neoplasms / Q000532:radiotherapy*; D012189:Retrospective Studies