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Mucinous cystic neoplasm of the liver and biliary system. In: WHO Classification of Tumours Editorial Board, ed. WHO Classification of Tumours of the Digestive System, 5th ed. Lyon: International Agency for Research on Cancer; 2019: 250\u20133."},{"key":"2","doi-asserted-by":"crossref","unstructured":"2) Zen Y, Pedica F, Patcha VR, et al. Mucinous cystic neoplasms of the liver: a clinicopathological study and comparison with intraductal papillary neoplasms of the bile duct. Mod Pathol 2011; 24: 1079\u201389.","DOI":"10.1038\/modpathol.2011.71"},{"key":"3","doi-asserted-by":"crossref","unstructured":"3) Simo KA, Mckillop IH, Ahrens WA, et al. Invasive biliary mucinous cystic neoplasm: a review. HPB (Oxford) 2012; 14: 725\u201340.","DOI":"10.1111\/j.1477-2574.2012.00532.x"},{"key":"4","doi-asserted-by":"crossref","unstructured":"4) Trummer A, Oldhafer KJ, Flemming P, et al. Detection of recurrent extrahepatic hepatobiliary cystadenoma by EUS (with video). Gastrointest Endosc 2006; 64: 658\u201360.","DOI":"10.1016\/j.gie.2006.04.013"},{"key":"5","doi-asserted-by":"crossref","unstructured":"5) Soares KC, Arnaoutakis DJ, Kamel I, et al. Cystic neoplasms of the liver: biliary cystadenoma and cystadenocarcinoma. J Am Coll Surg 2014; 218: 119\u201328.","DOI":"10.1016\/j.jamcollsurg.2013.08.014"},{"key":"6","doi-asserted-by":"crossref","unstructured":"6) Umphrey HR, Wilcox CM, Vickers SM. Extrahepatic biliary cystadenoma localized to the common bile duct. Surgery 2002; 131: 587\u20138.","DOI":"10.1067\/msy.2002.115935"},{"key":"7","doi-asserted-by":"crossref","unstructured":"7) Shima Y, Horimi T, Shibuya Y, et al. Resected cystadenoma of the common bile duct. J Hepatobiliary Pancreat Surg 2004; 11: 438\u201340.","DOI":"10.1007\/s00534-004-0923-6"},{"key":"8","doi-asserted-by":"crossref","unstructured":"8) Park JH, Lee DH, Kim HJ, et al. Unilocular extrahepatic biliary cystadenoma mimicking choledochal cyst: a case report. Korean J Radiol 2004; 5: 287\u201390.","DOI":"10.3348\/kjr.2004.5.4.287"},{"key":"9","doi-asserted-by":"crossref","unstructured":"9) Ray S, Khamrui S, Mridha AR, et al. Extrahepatic biliary cystadenoma: an unusual cause of recurrent cholangitis. Am J Surg 2010; 199: e3\u20134.","DOI":"10.1016\/j.amjsurg.2009.03.027"},{"key":"10","unstructured":"10) Hennessey DB, Traynor O. Extrahepatic biliary cystadenoma with mesenchymal stroma: a true biliary cystadenoma? A case report. J Gastrointestin Liver Dis 2011; 20: 209\u201311."},{"key":"11","doi-asserted-by":"crossref","unstructured":"11) Watanabe S, Sato T, Hosono K, et al. Diagnosis of biliary cystadenoma by peroral video cholangioscopy. Endoscopy 2013; 45 Suppl 2 UCTN: E284\u20135.","DOI":"10.1055\/s-0033-1344416"},{"key":"12","doi-asserted-by":"crossref","unstructured":"12) Metussin A, Telisinghe P, Kok K, et al. Extrahepatic biliary cystadenoma: a rare cause of biliary obstruction. Oman Med J 2015; 30: 66\u20138.","DOI":"10.5001\/omj.2015.13"},{"key":"13","unstructured":"13) Safari MT, Shahrokh S, Miri MB, et al. Biliary mucinous cystic neoplasm: a case report and review of the literature. Gastroenterol Hepatol Bed Bench 2016; 9(Suppl 1): S88\u201392."},{"key":"14","doi-asserted-by":"crossref","unstructured":"14) Aljubran SA, Basager SA, Hakami AM, et al. Extrahepatic mucinous biliary cystadenoma: a case report. Cureus 2020; 12: e10581.","DOI":"10.7759\/cureus.10581"},{"key":"15","doi-asserted-by":"crossref","unstructured":"15) Paspala A, Machairas N, Damaskou V, et al. A rare case of extrahepatic biliary mucinous cystic neoplasm in a middle-aged woman: a case report. Mol Clin Oncol 2021; 15: 196.","DOI":"10.3892\/mco.2021.2358"},{"key":"16","doi-asserted-by":"crossref","unstructured":"16) Deng X, Wang J, Mou T, et al. Case report: Single-operator peroral cholangioscopy system (SpyGlass) diagnosis of an extrahepatic biliary cystadenoma (video). Front Med (Lausanne) 2023; 10: 1175034.","DOI":"10.3389\/fmed.2023.1175034"},{"key":"17","doi-asserted-by":"crossref","unstructured":"17) Masaki Y, Kawakami Y, Ishigami K, et al. A rare case of resection of a mucinous cystic neoplasm originating from the extrahepatic bile duct with cholangioscopic imaging. DEN Open 2024; 4: e349.","DOI":"10.1002\/deo2.349"},{"key":"18","doi-asserted-by":"crossref","unstructured":"18) Pe\u00f1a Monta\u00f1ez GA, Gallegos De Luna CF, Carpintero Mart\u00ednez ME, et al. Extrahepatic biliary mucinous cystic neoplasm as an uncommon cause of acute cholangitis. Cureus 2025; 17: e80571.","DOI":"10.7759\/cureus.80571"},{"key":"19","doi-asserted-by":"crossref","unstructured":"19) Thomas KT, Welch D, Trueblood A, et al. Effective treatment of biliary cystadenoma. Ann Surg 2005; 241: 769\u201373; discussion 773\u20135.","DOI":"10.1097\/01.sla.0000161982.57360.1b"},{"key":"20","doi-asserted-by":"crossref","unstructured":"20) Woods GL. Biliary cystadenocarcinoma: case report of hepatic malignancy originating in benign cystadenoma. Cancer 1981; 47: 2936\u201340.","DOI":"10.1002\/1097-0142(19810615)47:12<2936::AID-CNCR2820471234>3.0.CO;2-4"},{"key":"21","doi-asserted-by":"crossref","unstructured":"21) Kubota K, Nakanuma Y, Kondo F, et al. Clinicopathological features and prognosis of mucin-producing bile duct tumor and mucinous cystic tumor of the liver: a multi-institutional study by the Japan Biliary Association. 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