|Classification and external resources|
Known causes of duodenitis include:
- Helicobacter pylori infection
- Coeliac disease
- Bacterial infection
- Viral infection
- Autoimmune diseases (ie. Crohn's disease)
- Duodenal lymphocytosis
Known symptoms of duodenitis include:
- Abdominal pain
- discomfort in stomach
Diagnosis is generally made by endoscopy with biopsy to evaluate histology. Review of symptoms and associated conditions is important.
Treatment is aimed at removing the irritant or infection. Helicobacter pylori infection is usually treated with antibiotics.