{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T05:54:15Z","timestamp":1787032455251,"version":"build-2736575974"},"reference-count":5,"publisher":"Danish Medical Association","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Ugeskr L\u00e6ger"],"abstract":"<jats:p>A 26-year-old male with chronic ketamine use was admitted with abdominal pain and elevated infection numbers, and liver-function tests. An ultrasound of the upper abdomen showed a dilated common bile duct with no sign of gallbladder stones. A subsequent magnetic resonance cholangiopancreatography and endoscopic ultrasound found no explanation for the dilated common bile duct. This case report describes a presumed rare case of ketamine-induced cholangiopathy, an important differential diagnosis of otherwise unexplained cholangiopathy.<\/jats:p>","DOI":"10.61409\/v09240631","type":"journal-article","created":{"date-parts":[[2025,7,31]],"date-time":"2025-07-31T10:27:18Z","timestamp":1753957638000},"page":"1-4","source":"Crossref","is-referenced-by-count":1,"title":["Ketamine-induced cholangiopathy"],"prefix":"10.61409","author":[{"given":"Maria","family":"H\u00f8ybye","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Flemming","family":"Bjerrum","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nanna","family":"Reiter","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"40208","published-online":{"date-parts":[[2025,7,7]]},"reference":[{"key":"ref0","unstructured":"European Union Drugs Agency. Wastewater analysis and drugs-a European multi-city study. 2025. https:\/\/www.euda.europa.eu\/publications\/html\/pods\/waste-water-analysis_en#data-explorer (28. mar 2025)"},{"key":"ref1","unstructured":"Ng SH, Tse ML, Ng HW, Lau FL. Emergency department presentation of ketamine abusers in Hong Kong: a review of 233 cases. Hong Kong Med J. 2010;16(1):6-11."},{"key":"ref2","doi-asserted-by":"publisher","unstructured":"Nyirenda TJ, Shirazi-Nejad A, Soliman AS. Persistent ketamine-induced cholangiopathy: an approach to management. Cureus. 2020;12(11):e11611. https:\/\/doi.org\/10.7759\/cureus.11611","DOI":"10.7759\/cureus.11611"},{"key":"ref3","doi-asserted-by":"publisher","unstructured":"Kumakura Y, Nakajima E, Akita K, et al. A case of acute cholangitis due to opioid-induced dysfunction of sphincter of Oddi in a patient with breast cancer. Palliative Care Research. 2020;15(1):29-33. https:\/\/doi.org\/10.2512\/jspm.15.29","DOI":"10.2512\/jspm.15.29"},{"key":"ref4","doi-asserted-by":"publisher","unstructured":"Schep LJ, Slaughter RJ, Hudson S, et al. The clinical toxicology of ketamine. Clin Toxicol (Phila). 2023;61(6):415-428. https:\/\/doi.org\/10.1080\/15563650.2023.2212125","DOI":"10.1080\/15563650.2023.2212125"}],"container-title":["Ugeskrift for L\u00e6ger"],"original-title":[],"deposited":{"date-parts":[[2025,9,26]],"date-time":"2025-09-26T12:29:07Z","timestamp":1758889747000},"score":1,"resource":{"primary":{"URL":"https:\/\/ugeskriftet.dk\/videnskab\/V09240631"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,7,7]]},"references-count":5,"URL":"https:\/\/doi.org\/10.61409\/v09240631","relation":{},"ISSN":["0041-5782","1603-6824"],"issn-type":[{"value":"0041-5782","type":"print"},{"value":"1603-6824","type":"electronic"}],"subject":[],"published":{"date-parts":[[2025,7,7]]}}}