
Dieulafoy Lesion
Dieulafoy’s lesion: minute gastric erosion over a large arteriole, causing massive GI bleeding. First defined as exulceratio simplex in 1898.

Dieulafoy’s lesion: minute gastric erosion over a large arteriole, causing massive GI bleeding. First defined as exulceratio simplex in 1898.

Georges Dieulafoy (1839–1911), French physician, pioneer of gastroenterology; remembered for Dieulafoy lesion, triad(s), and aspirator