{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T11:05:22Z","timestamp":1786964722429,"version":"build-2736575974"},"reference-count":26,"publisher":"Wiley","issue":"10","license":[{"start":{"date-parts":[[2018,10,22]],"date-time":"2018-10-22T00:00:00Z","timestamp":1540166400000},"content-version":"vor","delay-in-days":21,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Hepato Biliary Pancreat"],"published-print":{"date-parts":[[2018,10]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Stent\u2013stone complex (<jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content>) formation is one of the complications of endoscopic biliary stent placement. This study aimed to clarify the clinical characteristics and risk factors for <jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> formation following plastic stent (<jats:styled-content style=\"fixed-case\">PS<\/jats:styled-content>) placement in patients with common bile duct (<jats:styled-content style=\"fixed-case\">CBD<\/jats:styled-content>) stones.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We retrospectively reviewed the charts of 78 patients with <jats:styled-content style=\"fixed-case\">CBD<\/jats:styled-content> stones who had undergone 107 biliary stent placements as palliative treatment. Demographic, historical, and stent\u2010related data were collected and analyzed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>At <jats:styled-content style=\"fixed-case\">PS<\/jats:styled-content> removal, <jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> formations were observed in 18% of the 107 cases (<jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> group) studied and not in the remaining 82% (non\u2010<jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> group). The duration of <jats:styled-content style=\"fixed-case\">PS<\/jats:styled-content> placement was significantly longer in the <jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> group. The increase in <jats:styled-content style=\"fixed-case\">CBD<\/jats:styled-content> diameter during the stenting period as well as the incidence of cholangitis at <jats:styled-content style=\"fixed-case\">PS<\/jats:styled-content> removal was significantly greater in the <jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> group. Multivariate analysis identified long\u2010term (\u2265301 days) <jats:styled-content style=\"fixed-case\">PS<\/jats:styled-content> placement and the increase in <jats:styled-content style=\"fixed-case\">CBD<\/jats:styled-content> diameter during the stenting period as independent factors for <jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> formation.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Long\u2010term <jats:styled-content style=\"fixed-case\">PS<\/jats:styled-content> placement induces a risk of <jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> formation in patients with <jats:styled-content style=\"fixed-case\">CBD<\/jats:styled-content> stones. The increase in diameter of <jats:styled-content style=\"fixed-case\">CBD<\/jats:styled-content> during the period of <jats:styled-content style=\"fixed-case\">PS<\/jats:styled-content> placement is a predictive factor for <jats:styled-content style=\"fixed-case\">SSC<\/jats:styled-content> formation in this situation.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jhbp.584","type":"journal-article","created":{"date-parts":[[2018,10,6]],"date-time":"2018-10-06T07:09:51Z","timestamp":1538809791000},"page":"448-454","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":22,"title":["Clinical characteristics and risk factors for stent\u2013stone complex formation following biliary plastic stent placement in patients with common bile duct stones"],"prefix":"10.1002","volume":"25","author":[{"given":"Junichi","family":"Kaneko","sequence":"first","affiliation":[{"name":"Department of Gastroenterology Shimada Municipal Hospital Shimada Shizuoka 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