title: Malignant esophagopulmonary fistula complicating achalasia.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000150:complications* / Q000175:diagnosis; D004724:Endoscopy; D004931:Esophageal Achalasia / Q000150:complications*; D004937:Esophageal Fistula / Q000150:complications*; D004938:Esophageal Neoplasms / Q000150:complications* / Q000175:diagnosis; D005260:Female; D005402:Fistula / Q000150:complications*; D006801:Humans; D008171:Lung Diseases / Q000150:complications*; D008875:Middle Aged