{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,9]],"date-time":"2025-10-09T20:54:25Z","timestamp":1760043265487,"version":"3.40.5"},"reference-count":11,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2019,8,8]],"date-time":"2019-08-08T00:00:00Z","timestamp":1565222400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acute Medicine &amp; Surgery"],"published-print":{"date-parts":[[2019,10]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Portal venous gas (<jats:styled-content style=\"fixed-case\">PVG<\/jats:styled-content>) and pneumatosis intestinalis (<jats:styled-content style=\"fixed-case\">PI<\/jats:styled-content>) are rare pathologic findings, and a delayed appearance of portal vein thrombosis (<jats:styled-content style=\"fixed-case\">PVT<\/jats:styled-content>) in such patients is extremely rare.<\/jats:p><\/jats:sec><jats:sec><jats:title>Case Presentation<\/jats:title><jats:p>A 51\u2010year\u2010old man complaining of epigastric pain was referred to our hospital. Computed tomography (<jats:styled-content style=\"fixed-case\">CT<\/jats:styled-content>) at admission revealed massive <jats:styled-content style=\"fixed-case\">PVG<\/jats:styled-content> and extensive <jats:styled-content style=\"fixed-case\">PI<\/jats:styled-content>, but no <jats:styled-content style=\"fixed-case\">PVT<\/jats:styled-content>. Emergency laparotomy was carried out, but bowel resection was unnecessary. On follow\u2010up <jats:styled-content style=\"fixed-case\">CT<\/jats:styled-content> on postoperative day 5, thrombosis was noted in the portal venous system, and anticoagulant was started immediately. This patient was discharged and continued to take the anticoagulant. Seven months after discharge, <jats:styled-content style=\"fixed-case\">PVT<\/jats:styled-content> had disappeared on <jats:styled-content style=\"fixed-case\">CT<\/jats:styled-content> without any thromboembolic complications.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>If acute <jats:styled-content style=\"fixed-case\">PVT<\/jats:styled-content> is detected, anticoagulant is needed to prevent bowel ischemia and\/or portal hypertension due to the growth of the thrombus. Clinicians should be aware of the potential for such a complication, and make their best efforts to exclude this entity using <jats:styled-content style=\"fixed-case\">CT<\/jats:styled-content> or sonography.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ams2.448","type":"journal-article","created":{"date-parts":[[2019,8,9]],"date-time":"2019-08-09T06:01:15Z","timestamp":1565330475000},"page":"419-422","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Delayed development of portal vein thrombosis in a patient initially detected with portal venous gas and pneumatosis intestinalis: a case report"],"prefix":"10.1002","volume":"6","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4185-8196","authenticated-orcid":false,"given":"Masatoku","family":"Arai","sequence":"first","affiliation":[{"name":"Department of Emergency &amp; Critical Care Medicine Nippon Medical School Bunkyo\u2010ku Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shiei","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Emergency &amp; Critical Care Medicine Nippon Medical School Bunkyo\u2010ku Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hiromoto","family":"Ishii","sequence":"additional","affiliation":[{"name":"Department of Emergency &amp; Critical Care Medicine Nippon Medical School Bunkyo\u2010ku Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jun","family":"Hagiwara","sequence":"additional","affiliation":[{"name":"Department of Emergency &amp; Critical Care Medicine Nippon Medical School Bunkyo\u2010ku Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Toru","family":"Takiguchi","sequence":"additional","affiliation":[{"name":"Department of Emergency &amp; Critical Care Medicine Nippon Medical School Bunkyo\u2010ku Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yoshito","family":"Ishiki","sequence":"additional","affiliation":[{"name":"Department of Emergency &amp; Critical Care Medicine Nippon Medical School Bunkyo\u2010ku Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hiroyuki","family":"Yokota","sequence":"additional","affiliation":[{"name":"Department of Emergency &amp; Critical Care Medicine Nippon Medical School Bunkyo\u2010ku Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2019,8,8]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1001\/archsurg.2009.88"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11605-009-1143-9"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1097\/TA.0000000000001360"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/hep.22772"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.3748\/wjg.v12.i13.2115"},{"key":"e_1_2_6_7_1","first-page":"90","article-title":"Soft\u2010tissue images. 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