ampulla of Vater
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Related to ampulla of Vater: ERCP
ampulla[am-pul´ah] (pl. ampul´lae) (L.)
a flasklike dilatation of a tubular structure, especially of the expanded ends of the semicircular canals of the ear.
ampulla chy´li cisterna chyli.
ampulla duc´tus deferen´tis (Henle's ampulla) the enlarged and tortuous distal end of the ductus deferens.
hepatopancreatic ampulla ampulla of Vater; a flasklike cavity in the major duodenal papilla into which the common bile duct and pancreatic duct open.
Lieberkühn's ampulla the blind termination of the lacteals in the villi of the intestines.
ampul´lae membrana´ceae membranous ampullae: the dilatations at one end of each of the three semicircular ducts.
ampul´lae os´seae the dilatations at one of the ends of the semicircular canals.
phrenic ampulla the dilatation at the lower end of the esophagus.
ampulla of rectum the dilated portion of the rectum just proximal to the anal canal.
ampulla of Thoma one of the small terminal expansions of an interlobar artery in the pulp of the spleen.
ampulla of uterine tube the longest and widest portion of the fallopian (uterine) tube between the infundibulum and the isthmus of the tube.
ampulla of Vater hepatopancreatic ampulla; the term “ampulla of Vater” is often mistakenly used instead of “papilla of Vater,” or major duodenal papilla.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
the dilation within the major duodenal papilla that normally receives both the (common) bile duct and the main pancreatic duct.
Synonym(s): ampulla hepatopancreatica [TA], ampulla biliaropancreatica ☆ , biliaropancreatic ampulla ☆ , ampulla of Vater, duodenal ampulla (2)
Farlex Partner Medical Dictionary © Farlex 2012
ampulla of VaterA small dilatation in the main duodenal papilla which corresponds to the joining of the common bile duct and major pancreatic duct; the AoV appears as a bump in the duodenum by endoscopy, is the point of secretion of bile and pancreatic juices, and is the target for injecting contrast when performing ERCP.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
am·pul·la of Vater(am-pul'ă vah'tĕr)
The dilation at the junction of the common bile duct and pancreatic ducts before they enter the duodenum.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
ampulla of VaterA small sac-like widening (dilation) at the point of junction of the bile and pancreatic ducts where they enter the DUODENUM. Cancer of the head of the PANCREAS can block the ampulla and cause obstructive JAUNDICE.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
Ampulla of Vater
The widened portion of the duct through which the bile and pancreatic juices enter the intestine. Ampulla is a Latin word for a bottle with a narrow neck that opens into a wide body.
Mentioned in: Jaundice
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.