{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,10]],"date-time":"2026-07-10T16:21:47Z","timestamp":1783700507692,"version":"3.55.0"},"reference-count":47,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2020,4,5]],"date-time":"2020-04-05T00:00:00Z","timestamp":1586044800000},"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":[[2020,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background and Aim<\/jats:title><jats:p>Endoscopic retrograde cholangiopancreatography (ERCP) using balloon\u2010assisted endoscope such as double\u2010balloon endoscope is even effective for patients with surgically altered anatomy. Yet comprehensive studies on complications of ERCP using balloon\u2010assisted endoscope have not been made. We analyzed the characteristics and the causes of complications of ERCP using double\u2010balloon endoscope (DB\u2010ERCP) procedures and aimed to suggest effective managements.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A total of 1576 procedures of DB\u2010ERCP in 714 patients with surgically altered gastrointestinal anatomy in our hospital were evaluated retrospectively using a statistic analysis.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The overall complication occurrence rate was 5.8%. By type of complications are perforation 3.2%, mucosal laceration 0.5%, hemorrhage 1.0%, pancreatitis 0.6%, respiratory disorder 0.4%, and others 0.2%. By type of surgical reconstruction methods were Roux\u2010en\u2010Y reconstruction with choledocho\u2010jejunal anastomosis 4.2%, Roux\u2010en\u2010Y reconstruction without choledocho\u2010jejunal anastomosis 6.7%, pancreaticoduodenectomy 4.5%, pylorus preserving pancreaticoduodenectomy 4.2%, Billroth II gastrectomy (B\u2010II) 11.6%, and other reconstruction method (others) 7.4%. The contributing factors calculated by a multivariate analysis were B\u2010II (odds ratio: 1.864, 95% confidence interval: 1.001\u20133.471, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.050) and the presence of na\u00efve papilla (odds ratio: 3.268, 95% confidence interval: 1.426\u20137.490, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.005).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>DB\u2010ERCP is a safe method with a total complication rate of 5.8% that could be considered within an acceptable range. The most common complication was the injury of the digestive tract such as perforation. Affecting risk factors for complications were B\u2010II and the presence of na\u00efve papilla. DB\u2010ERCP procedures should be performed carefully of these factors.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jgh.15019","type":"journal-article","created":{"date-parts":[[2020,2,27]],"date-time":"2020-02-27T07:17:29Z","timestamp":1582787849000},"page":"1387-1396","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":27,"title":["Evaluation of complications after endoscopic retrograde cholangiopancreatography using a short type double balloon endoscope in patients with altered gastrointestinal anatomy: a single\u2010center retrospective study of 1,576 procedures"],"prefix":"10.1111","volume":"35","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0326-5974","authenticated-orcid":false,"given":"Mitsuo","family":"Tokuhara","sequence":"first","affiliation":[{"name":"Third Department of Internal Medicine, Division of Gastroenterology and Hepatology Kansai Medical University Hirakata Hospital  Osaka 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Department of Internal Medicine, Division of Gastroenterology and Hepatology Kansai Medical University Hirakata Hospital  Osaka Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sachi","family":"Miyamoto","sequence":"additional","affiliation":[{"name":"Third Department of Internal Medicine, Division of Gastroenterology and Hepatology Kansai Medical University Hirakata Hospital  Osaka Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Norimasa","family":"Fukata","sequence":"additional","affiliation":[{"name":"Third Department of Internal Medicine, Division of Gastroenterology and Hepatology Kansai Medical University Hirakata Hospital  Osaka Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hideaki","family":"Miyoshi","sequence":"additional","affiliation":[{"name":"Third Department of Internal Medicine, Division of Gastroenterology and Hepatology Kansai Medical University Hirakata Hospital  Osaka 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