| myxomembranous colitis | An affection of the mucous membrane of the colon characterised by colicky pain, constipation or diarrhoea (sometimes alternating), and passage of mucous or slimy pseudomembranous shreds and patches. Synonym: mucocolitis, myxomembranous colitis. (05 Mar 2000) |
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| crohn disease vs ulcerative colitis | <radiology> Crohn disease ulcerative colitis location right side left side ulcers deep shallow contraction no yes ileocaecal valve thickened gaping fistulae yes no eccentricity yes no rate of carcinoma slight increase marked increase megacolon unusual yes (12 Dec 1998) |
| crohn's colitis | Crohn's disease involving only the large intestine (colon). (12 Dec 1998) |
| haemorrhagic colitis | Abdominal cramps and bloody diarrhoea, without fever, attributed to a self-limited infection by a strain of Escherichia coli. (05 Mar 2000) |
| pseudomembranous colitis | <gastroenterology> A form of gastroenteritis which occurs when there is an over-growth of Clostridium difficile bacteria in the intestine. This can occur after long-term treatment with broad spectrum antibiotics. (25 Nov 1998) |
| spastic colitis | See Syndrome, irritable bowel. (12 Dec 1998) |
| ischemic colitis | <radiology> Precipitating factors: volvulus, carcinoma, cardiovascular disease, history of aortoiliac reconstruction (2%) with ligation of IMA, abrupt onset of lower abdominal pain and rectal bleeding, location: splenic flexure (80%) and rectosigmoid (watershed areas), BE: single contrast prefered (lesions may become effaced with double contrast), serrated mucosa; pseudopolyposis; transverse ridging; thumbprinting on mesenteric side; deep ulcers, CT: thickening of wall; irregular lumen (thumbrinting), curvilinear collection of intramural gas, portal and mesenteric venous air, blood clot in superior mesenteric artery / superior mesenteric vein, Angio (similar to inflammatory disease): normal / slightly attenuated arterial supply, mild acceleration of arteriovenous transit time (12 Dec 1998) |
| ulcerative colitis | <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) |
| ulcerative colitis: extracolonic manifestations | <radiology> Iritis, erythema nodosum, pyoderma gangrenosum, pericholangitis, chronic active hepatitis, primary sclerosing cholangitis, fatty liver, spondylitis, peripheral arthritis, coincidental rheumatoid arthritis, thrombotic complications see: ulcerative colitis (12 Dec 1998) |
| uraemic colitis | Colitis characterised by haemorrhages in the mucosa, occurring in renal failure, possibly owing to the irritant effect of ammonia formed by breakdown of increased urea in the intestinal secretions. (05 Mar 2000) |