Ampulla of Vater

**Definition:** A dilation of the duodenal papilla that is the opening of the juncture of the COMMON BILE DUCT and the MAIN PANCREATIC DUCT, also known as the hepatopancreatic ampulla.

**Tree numbers:** - A03.159.183.079.300.950 - A03.556.124.684.124.236 - A03.556.875.249.160 - A03.734.667.500

**Synonyms:** - Vater's Ampulla - Hepatopancreatic Ampulla