title: Supine plain film of pneumoperitoneum.
authors.affiliation: Department of Internal Medicine, Taitung Branch of Mackay Memorial Hospital, Taitung City, Taiwan.
authors.forename: I-T
authors.initials: IT
authors.lastname: Lin
authors.forename: M-J
authors.initials: MJ
authors.lastname: Bair
authors.forename: H-L
authors.initials: HL
authors.lastname: Chen
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000150:complications* / Q000000981:diagnostic imaging / Q000601:surgery; D005260:Female; D006801:Humans; D007416:Intestinal Perforation / Q000150:complications* / Q000000981:diagnostic imaging / Q000601:surgery; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging / Q000209:etiology* / Q000601:surgery; D011860:Radiography, Abdominal; D014057:Tomography, X-Ray Computed