title: The homogeneous density of gas in the diagnosis of intra-abdominal abscess.
mesh_terms: D000038:Abscess / Q000000981:diagnostic imaging* / Q000209:etiology; D000328:Adult; D000368:Aged; D000388:Air; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging / Q000209:etiology; D011183:Postoperative Complications / Q000000981:diagnostic imaging*; D011187:Posture; D011860:Radiography, Abdominal; D013679:Technology, Radiologic