{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,6]],"date-time":"2026-05-06T11:06:58Z","timestamp":1778065618764,"version":"3.51.4"},"reference-count":46,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2018,7,23]],"date-time":"2018-07-23T00:00:00Z","timestamp":1532304000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Medical Radiation Sci"],"published-print":{"date-parts":[[2018,12]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>There is discord on the value of the erect abdominal radiograph for diagnosing acute abdominal pathologies. The erect radiograph can be uncomfortable for patients in pain and increases patient radiation dose.<\/jats:p><\/jats:sec><jats:sec><jats:title>Aim<\/jats:title><jats:p>To determine if including the erect abdominal radiograph in plain abdominal radiography (<jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content>) improved diagnostic accuracy for identifying mechanical bowel obstruction and\/or paralytic ileus in adults presenting with acute abdominal pain.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p><jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> of 40 consecutive adults presenting with suspected bowel obstruction or paralytic ileus was retrospectively sampled and independently reviewed by two emergency department (<jats:styled-content style=\"fixed-case\">ED<\/jats:styled-content>) consultants and two radiology consultants for bowel obstruction and paralytic ileus across two sessions. In session 1, the assessors assessed the supine abdominal radiographs (<jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> 1) and clinical details in a randomised order, and session 2, at least 6 weeks later, they assessed the supine and erect radiographs (<jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> 2) and clinical details of the randomly re\u2010ordered cases. Computed tomography was the reference standard. Pair\u2010wise comparisons of receiver operating characteristic curves were calculated to assess for significant differences in participants\u2019 diagnostic accuracy using MedCalc 16.4.3.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Average sensitivity, specificity and area under the receiver operating characteristic curves (<jats:styled-content style=\"fixed-case\">AUROC<\/jats:styled-content>) were 69.7%, 61.0% and 0.642 for <jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> 1, respectively, and 80.0%, 53.4% and 0.632 for <jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> 2 respectively. For <jats:styled-content style=\"fixed-case\">AUROC<\/jats:styled-content> there were no significant differences (<jats:italic>P<\/jats:italic> &gt; 0.05) between <jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> 1 and <jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> 2. Intra\u2010rater and inter\u2010rater agreement improved in <jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> 2.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>There was no statistically significant improvement in diagnostic accuracy when including the erect radiograph in <jats:styled-content style=\"fixed-case\">PAR<\/jats:styled-content> for the acute abdomen.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jmrs.299","type":"journal-article","created":{"date-parts":[[2018,7,24]],"date-time":"2018-07-24T06:04:35Z","timestamp":1532412275000},"page":"259-266","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":17,"title":["The value of the erect abdominal radiograph for the diagnosis of mechanical bowel obstruction and paralytic ileus in adults presenting with acute abdominal pain"],"prefix":"10.1002","volume":"65","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3995-9457","authenticated-orcid":false,"given":"Wendy Z. 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