DA42
Gastritis
Gastrite
CategoryDefinition
Gastritis is an injury of gastric mucosa that involves epithelial damage, mucosal inflammation, and epithelial cell regeneration except for any epithelial defect. Gastritis is caused by various factors such as infectious agents, drugs, chemical agents, autoimmune reaction and others. Gastritis is diagnosed histopathologically and/or endoscopically. Gastritis is classified as acute and chronic phase by clinical course.
Inclusions
- Gastroduodenitis
Subcategories (10)
DA42.0Autoimmune gastritisDA42.1Helicobacter pylori induced gastritisDA42.2Eosinophilic gastritisDA42.3Lymphocytic gastritisDA42.4Allergic gastritisDA42.5Gastritis due to duodenogastric refluxDA42.6Menetrier diseaseDA42.7Gastritis of unknown aetiology with specific endoscopic or pathological featuresDA42.8Gastritis due to external causesDA42.9Gastric phlegmon