Diverticulosis

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Acquired  herniations  of  colonic  mucosa  and  submucosa  in  areas  where  vasa  recta  penetrate,  thought to occur in setting of abnormal motility and increased intraluminal pressure. 

Clinical presentation 

Asymptomatic but 5–15% develop diverticular hemorrhage (see “GIB” above) and <5% diverticulitis