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.

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