| 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) |