所谓“憩室”,是指局部管壁向管脏外,呈囊样膨出,多个憩室同时存在称为憩室病。憩室的产生必须具备两个条件:一是消化道局部管壁的软弱,即管壁的张力弹性减弱;二是管壁内压力增高,管腔外的炎性粘连或疤痕收缩,牵拉局部管壁,使管壁向外膨出形成憩室。憩室发生部位以食管、十二指肠和结肠较多见,老年人最容易 The so-called “diverticulum” refers to the local wall to the tube outside the tube, cystic bulging, multiple diverticula exist at the same time known as diverticular disease. Diverticulum must have two conditions: First, local weakness of the wall of the digestive tract, that is, the wall of the tension elasticity weakened; Second, the pressure inside the tube, the lumen of the inflammatory adhesions or scar contraction, pulling the local tube Wall, the wall bulging out to form a diverticulum. Diverticulum occurs in parts of the esophagus, duodenum and colon are more common, the elderly are the easiest