{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,24]],"date-time":"2026-09-24T12:05:51Z","timestamp":1790251551098,"version":"4.1.0"},"reference-count":21,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2026,6,7]],"date-time":"2026-06-07T00:00:00Z","timestamp":1780790400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,6,7]],"date-time":"2026-06-07T00:00:00Z","timestamp":1780790400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["ANZ Journal of Surgery"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Common bile duct (CBD) stones are a common condition with high recurrence rates of stone and cholangitis. However, whether stone type influences recurrence remains unclear.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      We retrospectively analyzed 190 patients who underwent endoscopic retrograde cholangiopancreatography (ERCP) for CBD stones between January 2014 and December 2023. Patients were categorized into two groups: brown pigment stone (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u2009127) and black pigment stone (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200963). Clinical characteristics were compared and recurrence risk factors were analyzed. This study was approved by the Institutional Review Board of Peking University Third Hospital (Approval No. M2024869) and conducted in accordance with the Declaration of Helsinki (2013 revision).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Baseline characteristics were similar between groups, except the brown pigment group had higher rates of prior ERCP (33.1% vs. 17.5%), larger CBD diameter (15\u2009mm vs. 12\u2009mm), and more multiple stones (69.3% vs. 49.2%) (all\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05). Recurrence of CBD stones (35.4% vs. 9.5%) and cholangitis (21.3% vs. 4.8%) was significantly higher in the brown pigment group (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05), with shorter median stone\u2010free survival (67.0 vs. 82.0\u2009months) and cholangitis\u2010free survival (70.0 vs. 82.0\u2009months). Multivariate analysis identified brown pigment stones (HR\u2009=\u20093.162, 95% CI: 1.337\u20137.482,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.009) and prior ERCP (HR\u2009=\u20093.254, 95% CI: 1.798\u20135.888,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) as independent risk factors for stone recurrence, while stone diameter\u2009\u2264\u200910\u2009mm was protective (HR\u2009=\u20090.412, 95% CI: 0.220\u20130.773,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.006). Brown pigment stones (HR\u2009=\u20093.434, 95% CI: 1.026\u201311.489,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.045) and prior ERCP (HR\u2009=\u20092.398, 95% CI: 1.111\u20135.173,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.026) also independently predicted cholangitis recurrence.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Brown pigment stones carry higher risks of stone and cholangitis recurrence, and ERCP may not be the preferred treatment.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/ans.70766","type":"journal-article","created":{"date-parts":[[2026,6,8]],"date-time":"2026-06-08T06:54:38Z","timestamp":1780901678000},"page":"2506-2512","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Clinical Characteristics and\n                    <scp>ERCP<\/scp>\n                    Treatment Outcomes of Two Types of Common Bile Duct Stones: A Ten\u2010Year Experience"],"prefix":"10.1111","volume":"96","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3539-9168","authenticated-orcid":false,"given":"Xue","family":"Yu","sequence":"first","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"},{"name":"Department of Breast Surgery Peking University International Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yunting","family":"Ye","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yunyi","family":"Zhang","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gang","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhi","family":"Xu","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lixin","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chunsheng","family":"Hou","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2647-4020","authenticated-orcid":false,"given":"Xiaofeng","family":"Ling","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lingfu","family":"Zhang","sequence":"additional","affiliation":[{"name":"Department of General Surgery Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,6,7]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0016-5107(98)70085-9"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1572-0241.2002.07019.x"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1136\/gut.52.1.116"},{"issue":"71","key":"e_1_2_9_5_1","first-page":"655","article-title":"Cholecystectomy Improves Long\u2010Term Success After Endoscopic Treatment of CBD Stones","volume":"53","author":"Hoem D.","year":"2006","journal-title":"Hepato\u2010Gastroenterology"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1067\/mge.2001.115335"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/deo2.294"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1007\/s12262-013-0847-y"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.sla.0000077923.38307.84"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00268-012-1716-8"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.1136\/gut.29.7.1003"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1443-1661.2009.00835.x"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1080\/00365521.2018.1438507"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.gie.2006.01.022"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1128\/jcm.27.5.915-921.1989"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1080\/003655200750024399"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1126\/science.284.5418.1318"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.1038\/nrdp.2016.24"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.1097\/MD.0000000000020412"},{"key":"e_1_2_9_20_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0016-5107(98)70086-0"},{"key":"e_1_2_9_21_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1443-1661.2009.00880.x"},{"key":"e_1_2_9_22_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11605-012-1968-5"}],"container-title":["ANZ Journal of Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/ans.70766","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1111\/ans.70766","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/ans.70766","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,24]],"date-time":"2026-09-24T11:15:34Z","timestamp":1790248534000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/ans.70766"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,6,7]]},"references-count":21,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2026,9]]}},"alternative-id":["10.1111\/ans.70766"],"URL":"https:\/\/doi.org\/10.1111\/ans.70766","archive":["Portico"],"relation":{},"ISSN":["1445-1433","1445-2197"],"issn-type":[{"value":"1445-1433","type":"print"},{"value":"1445-2197","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,6,7]]},"assertion":[{"value":"2025-06-25","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-05-20","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-06-07","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}