K26: Duodenal ulcer includes erosion (acute) of duodenum duodenum ulcer (peptic) postpyloric ulcer (peptic) useAdditionalCode code to identify: alcohol abuse and dependence (F10.-) excludes1 peptic ulcer NOS (K27.-) |
| K26.0: Acute duodenal ulcer with hemorrhage |
| K26.1: Acute duodenal ulcer with perforation |
| K26.2: Acute duodenal ulcer with both hemorrhage and perforation |
| K26.3: Acute duodenal ulcer without hemorrhage or perforation |
| K26.4: Chronic or unspecified duodenal ulcer with hemorrhage |
| K26.5: Chronic or unspecified duodenal ulcer with perforation |
| K26.6: Chronic or unspecified duodenal ulcer with both hemorrhage and perforation |
| K26.7: Chronic duodenal ulcer without hemorrhage or perforation |
| K26.9: Duodenal ulcer, unspecified as acute or chronic, without hemorrhage or perforation |