Fig. 2
a Histopathological findings of gastric caliber persistence or Dieulafoy’s lesion. Oversized vascular submucosal clusters containing tortuous vessels could be seen within the submucosal layer. b Elastic stain demonstrated the persistent caliber arteries. At the cancerous area, immunohistochemistry studies revealed diffusely positive for CEA (c) and an increased proliferative index under Ki-67 study (d)