[5] The biliary tract refers to the path by which bile is secreted by the liver then transported to the duodenum, the first part of the small intestine.

[1] The name biliary tract is used to refer to all of the ducts, structures and organs involved in the production, storage and secretion of bile.

[5] Gallstones can form within the gallbladder and get stuck within the biliary tract, leading to various diseases depending on the location of the stone.

[11] Gallstone disease, or cholelithiasis, is very common in the United States, impacting over 20 million people.

[11] This constellation of symptoms has a 96% specificity for cholangitis,[11] and can be expanded upon with the addition of hypotension and altered mental status to form Reynold's Pentad.

[14] An obstruction of the biliary tract can result in jaundice, a yellowing of the skin and whites of the eyes.