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What is What is indicated by the arrow in the contrast X-ray abdomen? and explain in detail?
A large, benign-appearing gastric ulcer protrudes medially from the lesser curvature of the stomach.Features suggesting benign gastric ulceroutpouching of ulcer crater beyond the gastric contoursmooth rounded and deep ulcer cratersmooth ulcer mound malignant gastric ulcerdoes not protrude beyond the gastric contour irregular and shallow ulcer crater