title: [Abscess in the retroperitoneal cavity caused by a perforating sigmoid cancer and gas gangrene in the abdominal wall--case with the clinical significance of pneumoperitoneum of the abdominal wall, and empyema and pulmonary tuberculosis of the left lung].
mesh_terms: D000009:Abdominal Muscles; D000038:Abscess; D000368:Aged; D004653:Empyema / Q000150:complications*; D005738:Gas Gangrene / Q000150:complications*; D006801:Humans; D007416:Intestinal Perforation / Q000150:complications*; D008297:Male; D010529:Peritoneal Cavity / Q000473:pathology*; D011027:Pneumoperitoneum / Q000150:complications*; D012811:Sigmoid Neoplasms / Q000150:complications*; D014397:Tuberculosis, Pulmonary / Q000150:complications*