title: Carcinoma oesophagus with unusual features.
mesh_terms: D000293:Adolescent; D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000473:pathology* / Q000556:secondary; D004938:Esophageal Neoplasms / Q000473:pathology*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000556:secondary; D008297:Male