Rare common bile duct metastasis of breast cancer: A case report and literature review

Table 1 Reported cases of bile duct metastasis of breast cancer

Ref.	Cases, n	Location of secondary tumor	Therapy	Time interval between diagnosis of primary tumor and metastasis
Popp et al[12], 1979	1	CBD	Surgical bypass plus chemotherapy	Average 40 mo
Titus et al[13], 1997	1	Distal bile duct	Pancreaticoduodenectomy	Undetermined
Stoeckler et al[14], 2007	1	Distal bile duct	Pancreaticoduodenectomy	Undetermined
Rego et al[15], 2009	2	Ampulla of Vater and CBD	Surgery and palliative chemotherapy	2 yr
Cochrane et al[16], 2015	1	CBD	Aplastic stent placed, chemotherapy and endocrine therapy	21 yr
Budimir et al[11], 2015	1	CBD	Metal stent implantation and aromatase inhibitors	6 yr
Popp et al[12], 1979	6	Extrahepatic lymph nodes	Radical and palliative surgery, transhepatic drainage, radiation, chemotherapy	Average 40 mo
Kopelson et al[17], 1980	6	Extrahepatic duct	Radical and palliative surgery, radiation, chemotherapy	Undetermined
Engel et al[22], 1980	2	Extrahepatic duct, lymph nodes	Biliary tract resection and choledochojejunostomy	Undetermined
Franco et al[9], 1987	2	Proximal bile duct, bifurcation	Bile duct resection, double choledochojejunostomy	6 and 8 yr respectively
Pappo et al[18], 1991	1	Extrahepatic, intra and extraluminal	Bile duct resection, choledochojejunostomy, cholecystectomy	2 yr
Feliu Villaró et al[19], 1995	1	Extrahepatic intraluminal	Undetermined	Undetermined
Papo et al[20], 1996	1	Extrahepatic intraluminal	Biliary tract resection and choledochojejunostomy	Undetermined
Coletta et al[21], 2014	1	Extrahepatic bile ducts	Cholecystectomy, extrahepatic biliary resection, and double hepaticojejunostomy	13 yr
Rabin et al[23], 1979	3	Undetermined	Undetermined	Undetermined

CBD: Common bile duct.