Ulcerative colitis
![Ulcerative colitis](/TransAdam/doc/graphics/images/en/19308.jpg)
Ulcerative colitis
Ulcerative colitis is categorized according to location:
Proctitis involves only the rectumProctosigmoiditis affects the rectum and sigmoid colonLeft-sided colitis encompasses the entire left side of the large intestinePancolitis inflames the entire colonContent is best viewed in IE9 or above, Firefox and Google Chrome browser.