ICD-11 code : DA51;
Preferred Label : Duodenitis;
ICD-11 definition : Duodenitis is an injury of duodenal mucosa that involves epithelial damage and mucosal
inflammation except for any epithelial defect. Duodenitis is caused by various factors
such as high acid secretion, infectious agents, drugs, chemical agents and others.
Gastric metaplasia (GM) is considered adaptive responses to hyperacidity. Helicobacter
pylori can be colonized on GM epithelium, and induce duodenitis. Duodenitis is diagnosed
histopathologically and/or endoscopically. Duodenitis is classified as acute and chronic
phase by clinical course.;
ICD-11 synonym : Inflammation of duodenum;
ICD-11 inclusion : duodenal inflammation; peptic duodenitis; chronic duodenitis; nonspecific duodenitis; Inflammation of duodenum;
ICD-11 "other" category code : DA51.Y;
ICD-11 "unspecified" category code : DA51.Z;
Origin ID : 1595026136;
Automatic exact mappings (from CISMeF team)
ICD-10 Mapping
Duodenitis is an injury of duodenal mucosa that involves epithelial damage and mucosal
inflammation except for any epithelial defect. Duodenitis is caused by various factors
such as high acid secretion, infectious agents, drugs, chemical agents and others.
Gastric metaplasia (GM) is considered adaptive responses to hyperacidity. Helicobacter
pylori can be colonized on GM epithelium, and induce duodenitis. Duodenitis is diagnosed
histopathologically and/or endoscopically. Duodenitis is classified as acute and chronic
phase by clinical course.