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Dieulafoy lesion

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

This is a ruptured ectatic submucosal artery.

The abnormal vessel is generally located in the stomach (1)

This lesion is an uncommon cause of a massive upper gastrointestinal bleed.

Dieulafoy lesions typically rebleed and require surgical treatment.


  • Crotty B (1994). Haematemesis and melaena. Medicine International, 22(6), 231-5.

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