title: [Esophageal achalasia associated with superficial spreading type of early esophageal cancer--report of a case].
mesh_terms: D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000150:complications* / Q000473:pathology; D004931:Esophageal Achalasia / Q000150:complications* / Q000601:surgery; D004938:Esophageal Neoplasms / Q000150:complications* / Q000473:pathology; D006801:Humans; D008297:Male