{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,28]],"date-time":"2026-09-28T15:54:06Z","timestamp":1790610846270,"version":"4.1.0"},"reference-count":16,"publisher":"Wiley","issue":"12","license":[{"start":{"date-parts":[[2012,11,20]],"date-time":"2012-11-20T00:00:00Z","timestamp":1353369600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Gastro and Hepatol"],"published-print":{"date-parts":[[2012,12]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background and Aim<\/jats:title><jats:p>Although peripancreatic vascular lesions are occasionally encountered in autoimmune pancreatitis (<jats:styled-content style=\"fixed-case\">AIP<\/jats:styled-content>), there are few reports focusing on these involvements. We aimed to investigate the peripancreatic vascular involvements associated with <jats:styled-content style=\"fixed-case\">AIP<\/jats:styled-content>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We retrospectively analyzed 54 <jats:styled-content style=\"fixed-case\">AIP<\/jats:styled-content> patients who met the <jats:styled-content style=\"fixed-case\">I<\/jats:styled-content>nternational <jats:styled-content style=\"fixed-case\">C<\/jats:styled-content>onsensus <jats:styled-content style=\"fixed-case\">D<\/jats:styled-content>iagnostic <jats:styled-content style=\"fixed-case\">C<\/jats:styled-content>riteria for <jats:styled-content style=\"fixed-case\">AIP<\/jats:styled-content> between <jats:styled-content style=\"fixed-case\">J<\/jats:styled-content>uly 2003 and <jats:styled-content style=\"fixed-case\">O<\/jats:styled-content>ctober 2010. All of the 54 patients were subjected to multiphasic multidetector computed tomography, and the prevalence, location and prognosis of peripancreatic vascular involvements were investigated.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Of the 54 <jats:styled-content style=\"fixed-case\">AIP<\/jats:styled-content> patients, 24 (44.4%) exhibited involvements in the form of peripancreatic vascular lesions (stenoses of the splenic vein in 22 and of the superior mesenteric\u2010portal vein in 13, development of perigastric collateral circulation in 18, gastric varices with a red color sign in one and thrombosis inside the portal vein in one). Diffuse\u2010type <jats:styled-content style=\"fixed-case\">AIP<\/jats:styled-content> was associated with a significantly higher prevalence of vascular involvements compared with focal\u2010type <jats:styled-content style=\"fixed-case\">AIP<\/jats:styled-content> (<jats:italic>P<\/jats:italic>\u2009=\u20090.033). A total of 14 out of 16 patients who underwent corticosteroid treatment showed improvement in vascular lesions. One case followed up without corticosteroid treatment and presenting an obstruction of the splenic vein exhibited involvements in the form of an infarction and hemorrhagic cysts of the spleen and ultimately underwent distal pancreatectomy and splenectomy.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Autoimmune pancreatitis patients show a high prevalence of peripancreatic vascular involvements. Thus, patients with vascular involvements are suitable candidates for steroid therapy with evaluation of its potential merits and demerits, even if they are asymptomatic.<\/jats:p><\/jats:sec>","DOI":"10.1111\/j.1440-1746.2012.07248.x","type":"journal-article","created":{"date-parts":[[2012,7,31]],"date-time":"2012-07-31T18:09:02Z","timestamp":1343758142000},"page":"1790-1795","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":26,"title":["Peripancreatic vascular involvements of autoimmune pancreatitis"],"prefix":"10.1111","volume":"27","author":[{"given":"Takuya","family":"Ishikawa","sequence":"first","affiliation":[{"name":"Department of Gastroenterology Nagoya University Graduate School of Medicine  Nagoya Japan"},{"name":"Department of Gastroenterology Japanese Red Cross Nagoya Daiichi Hospital  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akihiro","family":"Itoh","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology Nagoya University Graduate School of Medicine  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroki","family":"Kawashima","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology Nagoya University Graduate School of Medicine  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eizaburo","family":"Ohno","sequence":"additional","affiliation":[{"name":"Department of Endoscopy Nagoya University Hospital  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuya","family":"Itoh","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology Nagoya University Graduate School of Medicine  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yosuke","family":"Nakamura","sequence":"additional","affiliation":[{"name":"Department of Endoscopy Nagoya University Hospital  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Takeshi","family":"Hiramatsu","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology Nagoya University Graduate School of Medicine  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ryoji","family":"Miyahara","sequence":"additional","affiliation":[{"name":"Department of Endoscopy Nagoya University Hospital  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Naoki","family":"Ohmiya","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology Nagoya University Graduate School of Medicine  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jyunichi","family":"Haruta","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology Japanese Red Cross Nagoya Daiichi Hospital  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hidemi","family":"Goto","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology Nagoya University Graduate School of Medicine  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yoshiki","family":"Hirooka","sequence":"additional","affiliation":[{"name":"Department of Endoscopy Nagoya University Hospital  Nagoya Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2012,11,20]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMra061200"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1148\/radiol.2332031436"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1097\/MPA.0b013e3182142fd2"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1038\/ajg.2009.325"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.mcg.0000180629.77066.6c"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00535-004-1436-4"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.3748\/wjg.v12.i36.5904"},{"key":"e_1_2_6_9_1","doi-asserted-by":"crossref","first-page":"16","DOI":"10.5858\/2007-131-16-PMBSII","article-title":"Pseudocysts may be seen in immunoglobulin G4\u2010associated autoimmune pancreatitis","volume":"131","author":"Falck VG","year":"2007","journal-title":"Arch. 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