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    Ampulla of Vater - Wikipedia

    • The ampulla of Vater, hepatopancreatic ampulla or hepatopancreatic duct is the common duct that is usually formed by a union of the common bile duct and the pancreatic duct within the wall of the duodenum. This common duct usually features a dilation ("ampulla"). The common duct then opens medially into the descending part of the duodenum at the major duoden… 展开

    Structure

    Various smooth muscle sphincters regulate the flow of bile and pancreatic juice through the ampulla: the sphincter of the … 展开

    Clinical significance

    Thomas' sign is the production of silver stools and can be indicative of cancer of the Ampulla of Vater. The ampulla of Vater is the site of tumors, often with a threatening prognosis and difficult surgical treatment. The si… 展开

    Etymology

    The eponymic term "ampulla of Vater" is named after Abraham Vater (1684–1751), a German anatomist who first published a description of it in 1723. 展开

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