[Massive gastrointestinal bleeding as a complication of pneumonectomy of lung cancer: report of a case].
D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008175:Lung Neoplasms / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D011013:Pneumonectomy / Q000009:adverse effects