title: Instrumental perforation of the oesophagus leading to lumbar fistula.
mesh_terms: D000038:Abscess / Q000150:complications; D000328:Adult; D004939:Esophageal Perforation / Q000209:etiology*; D004940:Esophageal Stenosis / Q000601:surgery; D004945:Esophagoscopy / Q000009:adverse effects*; D005260:Female; D005402:Fistula / Q000209:etiology*; D006801:Humans; D008161:Lumbosacral Region