
Ulcerative colitis (Colitis ulcerosa, UC) is a form of inflammatory bowel disease (IBD). Ulcerative colitis is a form of colitis, a disease of the colon (the largest portion of the large intestine), that includes characteristic ulcers, or open sores. The main symptom of active disease is usually constant diarrhea mixed with blood, of gradual onset...
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http://en.wikipedia.org/wiki/Ulcerative_colitis

inflammation of the large intestine (colon), especially of its mucous membranes, characterized by patches of tiny ulcers in the inflamed membranese. ... [4 related articles]
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http://www.britannica.com/eb/a-z/u/3

Chronic inflammation of the colon that produces ulcers in its lining. This condition is marked by abdominal pain, cramps, and loose discharges of pus, blood, and mucus from the bowel.
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http://www.cancer.gov/dictionary?expand=U

A type of colitis of unknown cause with inflammation and sometimes ulceration of the mucosa of the colon causing intermittent attacks of bloody diarrhoea (see Colitis and inflammation).
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<pathology> Inflammation of the colon and rectum: cause unclear, although there are often antibodies to colonic epithelium and E. Coli strain 0119 B14. ... (18 Nov 1997) ...
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http://www.encyclo.co.uk/local/20973

a recurrent acute and chronic disorder characterized by extensive inflammatory ulceration in the mucous membranes and submucosa of the colon; the cause is unknown. There are attacks of bloody, mucoid diarrhea, often brought on by physical or emotional stress; an episode can last from a few days to several months and may be foll...
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is a condition which causes inflammation in the rectum and colon. Part or the entire large bowel may be involved
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http://www.encyclo.co.uk/local/21471

Inflammation of the colon and rectum: cause unclear, although there are often antibodies to colonic epithelium and E. coli strain 0119 B14.
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Type: Term Definitions: 1. a chronic disease of unknown cause characterized by ulceration of the colon and rectum, with rectal bleeding, mucosal crypt abscesses, inflammatory pseudopolyps, abdominal pain, and diarrhea; frequently causes anemia, hypoproteinemia, and electrolyte imbalance, and is also less frequently complicated by peritonitis, toxic...
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http://www.medilexicon.com/medicaldictionary.php?t=18865

Our Ulcerative colitis Main Article provides a comprehensive look at the who, what, when and how of Ulcerative colitis Ulcerative colitis: A relatively common disease that causes inflammation of the large intestine (the colon). The cause is unknown. Ulcerative colitis is a form of inflammatory bowel disease. It has some similarity to a related diso...
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Ulcerative colitis is a serious disease that causes ulcers and irritation in the inner lining of the colon and rectum.
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an inflammatory and ulcerative condition of the colon
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http://www.ruf.rice.edu/~kemmer/Words04/usage/jargon_medical.html

[
n] - a serious chronic inflammatory disease of the large intestine and rectum characterized by recurrent episodes of abdominal pain and fever and chills and profuse diarrhea
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http://www.webdictionary.co.uk/definition.php?query=ulcerative%20colitis

A disease of the bowel (colon) causing inflammation, pain, bleeding and watery diarrhoea. The disease is not really curable but tends to come and go. Having ulcerative colitis for more than 10 years increases the risk of bowel cancer, so doctors may suggest regular tests.
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https://www.encyclo.co.uk/local/20753

a chronic condition in which ulcers occur on the mucous membrane lining of the colon (the end of the large intestine) and the rectum
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https://www.encyclo.co.uk/local/20875
noun a serious chronic inflammatory disease of the large intestine and rectum characterized by recurrent episodes of abdominal pain and fever and chills and profuse diarrhea
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https://www.encyclo.co.uk/local/20974

A disease where sores, or ulcers, form in the top layers of the lining of the large intestine. Inflammation usually occurs in the lower part of the colon and rectum.
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chronic ulceration in the large intestine, characterized by painful abdominal cramps and profuse diarrhea containing pus, blood, and mucus.
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https://www.infoplease.com/dictionary/ulcerative-colitis

a disease that causes irritation and ulcers in the lining of the large intestine and rectum. It is a form of inflammatory bowel disease.
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https://www.stanfordchildrens.org/en/topic/default?id=glossary---digestive-
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