{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,31]],"date-time":"2026-07-31T20:45:01Z","timestamp":1785530701127,"version":"3.56.0"},"reference-count":18,"publisher":"Georg Thieme Verlag KG","issue":"12","funder":[{"DOI":"10.13039\/501100010418","name":"Institute for Information and Communications Technology Promotion","doi-asserted-by":"crossref","award":["IITP-2024-2020-0-01461"],"award-info":[{"award-number":["IITP-2024-2020-0-01461"]}],"id":[{"id":"10.13039\/501100010418","id-type":"DOI","asserted-by":"crossref"}]},{"DOI":"10.13039\/501100003725","name":"National Research Foundation of Korea","doi-asserted-by":"crossref","award":["2021R1C1C1008619"],"award-info":[{"award-number":["2021R1C1C1008619"]}],"id":[{"id":"10.13039\/501100003725","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Endoscopy"],"published-print":{"date-parts":[[2025,12]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>Endoscopic access in Roux-en-Y hepaticojejunostomy after bile duct resection is more challenging than Roux-en-Y reconstruction following gastrectomy or pancreaticoduodenectomy owing to unstable S-shaped loop formation across the preserved upper gastrointestinal structure. This study evaluated the feasibility of mechanistic loop-resolution strategies for short-type single-balloon enteroscopy (short SBE)-assisted endoscopic retrograde cholangiopancreatography (ERCP) in patients post Roux-en-Y hepaticojejunostomy with a preserved stomach and duodenum.<\/jats:p>\n                  <jats:p>Mechanistic loop resolution converted an S-shaped loop with two conflicting rotational vectors into a unidirectional rotational vector, forming either a J configuration or a ring-shaped loop.<\/jats:p>\n                  <jats:p>The short SBE approach was successful in 27 of 31 cases (87.1%). The mean time to reach the jejunojejunal and hepaticojejunal anastomoses was 24.3 minutes and 61.8 minutes, respectively. Biliary cannulation via the hepaticojejunostomy was successful in 96.6% of cases. The therapeutic success rate was 83.9% (26\/31) for short SBE and 84.8% (28\/33) when including both short and long SBE. The mean total procedure time was 95.9 minutes. Adverse events occurred in three patients (9.1%).<\/jats:p>\n                  <jats:p>Standardized mechanistic loop-resolution strategies yielded high success rates for the short SBE approach and ERCP in patients with a Roux-en-Y hepaticojejunostomy and a preserved stomach and duodenum.<\/jats:p>","DOI":"10.1055\/a-2631-5233","type":"journal-article","created":{"date-parts":[[2025,6,9]],"date-time":"2025-06-09T18:42:48Z","timestamp":1749494568000},"page":"1386-1393","source":"Crossref","is-referenced-by-count":2,"title":["Mechanistic loop-resolution strategies for short-type single-balloon enteroscopy-assisted ERCP in patients post Roux-en-Y hepaticojejunostomy with a preserved stomach and duodenum"],"prefix":"10.1055","volume":"57","clinical-trial-number":[{"clinical-trial-number":"nct04847167","registry":"10.18810\/clinical-trials-gov"}],"author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5039-8182","authenticated-orcid":false,"given":"Min Jae","family":"Yang","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology, Ajou University School of Medicine, Suwon, Korea (the Republic of)"},{"name":"Division of Gastroenterology and Hepatology, Department of Internal Medicine, Johns Hopkins University School of Medicine, Baltimore, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Woohyun","family":"Cho","sequence":"additional","affiliation":[{"name":"Medical Information and Media Center, Ajou University School of Medicine, Suwon, Korea (the Republic of)"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jae Chul","family":"Hwang","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology, Ajou University School of Medicine, Suwon, Korea (the Republic of)"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Byung Moo","family":"Yoo","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology, Ajou University School of Medicine, Suwon, Korea (the Republic of)"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Soon Sun","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology, Ajou University School of Medicine, Suwon, Korea (the Republic of)"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jin Hong","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Gastroenterology, Ajou University School of Medicine, Suwon, Korea (the Republic of)"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eun Ji","family":"Shin","sequence":"additional","affiliation":[{"name":"Division of Gastroenterology and Hepatology, Department of Internal Medicine, Johns Hopkins University School of Medicine, Baltimore, United 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