title: Pneumoretroperitoneum, pneumomediastinum, and subcutaneous emphysema. Complications of acute, perforated diverticulitis.
mesh_terms: D000368:Aged; D004239:Diverticulitis, Colonic / Q000150:complications*; D004646:Emphysema / Q000209:etiology*; D005260:Female; D006801:Humans; D007416:Intestinal Perforation / Q000150:complications*; D008297:Male; D008478:Mediastinal Emphysema / Q000209:etiology*; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000209:etiology; D012187:Retroperitoneal Space