THE MERCK MANUAL: The Merck Manual of Diagnosis and Therapymultimedia

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  • Vascular GI Lesions
  • Dieulafoy Lesion

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    Dieulafoy Lesion

    Dieulafoy lesion is a large artery that penetrates the gastric wall. It is significant because it can erode through the mucosa and cause massive hemorrhage.

    Image provided by David M. Martin, MD.

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