The ICD-10 code range for Diseases of esophagus, stomach and duodenum K20-K31 is medical classification list by the World Health Organization (WHO).
ICD-10 Code range (K20-K31), Diseases of esophagus, stomach and duodenum contains ICD-10 codes for Duodenal ulcer, Acute duodenal ulcer with hemorrhage, Acute duodenal ulcer with perforation, Acute duodenal ulcer with both hemorrhage and perforation, Acute duodenal ulcer without hemorrhage or perforation, Chronic or unspecified duodenal ulcer with hemorrhage, Chronic or unspecified duodenal ulcer with perforation, Chronic or unspecified duodenal ulcer with both hemorrhage and perforation, Chronic duodenal ulcer without hemorrhage or perforation, Duodenal ulcer, unspecified as acute or chronic, without hemorrhage or perforation