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Diverticulitis typically presents with tenderness in the left lower abdomen, fever, bowel habit changes such as constipation or diarrhea. Laboratory abnormalities include elevated white blood count and inflammatory markers (C-reactive protein and erythrocyte sedimentation rate).
CT scan showing extensive diverticulosis of the sigmoid colon Diverticular disease Whole slide of a transverse section of the left colon with diverticulosis. Diverticulosis is defined by the presence of multiple pouches (diverticula) in the colon. [22] In people without symptoms, these are usually found incidentally during other investigations.
Segmental colitis associated with diverticulosis (SCAD) is a condition characterized by localized inflammation in the colon, which spares the rectum and is associated with multiple sac-like protrusions or pouches in the wall of the colon (diverticulosis).
Diverticulitis, also called colonic diverticulitis, is a gastrointestinal disease characterized by inflammation of abnormal pouches—diverticula—that can develop in the wall of the large intestine. [1] Symptoms typically include lower abdominal pain of sudden onset, but the onset may also occur over a few days. [1]
About 10% of cases have a more serious cause including gallbladder (gallstones or biliary dyskinesia) or pancreas problems (4%), diverticulitis (3%), appendicitis (2%) and cancer (1%). [2] More common in those who are older, ischemic colitis , [ 5 ] mesenteric ischemia , and abdominal aortic aneurysms are other serious causes.
Hinchey Classification is used to describe perforations of the colon due to diverticulitis. The classification was developed by Dr. E John Hinchey (1934–present), a general surgeon at the Montreal General Hospital and professor of surgery at McGill University. Diverticulosis (the presence of bowel diverticula) is an essentially ubiquitous ...
Primary constipation is caused by disrupted regulation of neuromuscular function of in the colon and the rectum, and also disruption of brain–gut neuroenteric function. [21] Secondary constipation is caused by many other different factors such as diet, drugs, behavioral, endocrine, metabolic, neurological, and other disorders. [21]
This is a shortened version of the ninth chapter of the ICD-9: Diseases of the Digestive System. It covers ICD codes 520 to 579. The full chapter can be found on pages 301 to 328 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1.