Stomach
Other nonneoplastic
Dieulafoy lesion
Author: Elliot Weisenberg, M.D.
Last author update: 1 August 2012
Last staff update: 3 August 2022
Copyright: 2003-2023, PathologyOutlines.com, Inc.
PubMed Search: aneurysm[title] gastric
Cite this page: Weisenberg E. Dieulafoy lesion. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/stomachadieulafoy.html. Accessed September 30th, 2023.
Definition / general
- Also called caliber persistent artery, Dieulafoy disease
- Usually single, submucosal, high on lesser curvature (Am J Surg Pathol 1982;6:83)
- Complications: perforation, hemorrhage
Microscopic (histologic) description
- Large tortuous vessel with small defect in overlying mucosa
- May have amyloid (Ann Pathol 2004;24:256)
