Definition
A peptic ulcer is a peptic acid injury of the digestive tract resulting in a mucosal break greater than 3-5mm which reaches the submucosa [2].
Common sites:
- Stomach
- Proximal duodenum
Less common sites:
- Lower oesophagus (e.g. a Cameron ulcer within a sliding hiatus hernia)
- Distal duodenum
- Ileum (e.g. Meckel’s diverticulum, ectopic gastric mucosa)
Learning Bite
Peptic ulcers result from peptic acid injury of the digestive tract.