World Health Organization · 2026-01 · English
DA51 Duodenitis
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
DA51.0Helicobacter-pylori associated duodenitisDA51.1Eosinophilic duodenitisDA51.2Lymphocytic duodenitisDA51.3Allergic duodenitisDA51.4Duodenitis of unknown aetiology with specific endoscopic or pathologic featuresDA51.5Duodenitis due to external causesDA51.6Infectious duodenitisDA51.YOther specified duodenitisDA51.ZDuodenitis, unspecified© World Health Organization · CC BY-ND 3.0 IGO