REFLUX OF DUODENAL CONTENTS INTO THE BILIARY DUCT.
D014670:Ampulla of Vater; D001652:Bile Ducts; D001657:Biliary Dyskinesia; D003135:Common Bile Duct; D005853:Geriatrics; D006801:Humans
BILIARY DYSKINESIA; COMMON BILE DUCT; GERIATRICS; VATER'S AMPULLA