Diffuse abdominal cramps after eating is one of the symptoms of chronic mesenteric vascular insufficiency. Ischemic enteritis is a colonic disease due to colonic ischemia, which means that a segment of colonic tissue has insufficient blood supply due to some reasons, resulting in damage or necrosis of that segment of the intestinal wall. The cause is atherosclerosis and diabetic-induced mesenteric arteriosclerosis. The following is how to effectively prevent diffuse abdominal colic after eating. 1, treatment of the original disease (such as atherosclerosis, diabetes-induced mesenteric arteriosclerosis, etc.), to prevent serious narrowing or occlusion of the trunk of the mesenteric artery and cause this disease. 2, food should be easy to digest, soft and less dregs, no irritation is appropriate. Less slag food can reduce intestinal peristalsis, so that diarrhea can be relieved, can eat eggs, fine noodles, rotten rice porridge, etc.. Foods containing coarse fiber and fruits and vegetables should be eaten as little as possible. 3, pay attention to dietary hygiene, eat less spicy and other stimulating food.