2. Ulcerative Colitis
Ulcerative colitis is a form of inflammatory bowel disease (IBD). It causes swelling, ulcerations, and loss of function of the large intestine.
Healthline.com (OMS Preferred Provider)

3. Toxic megacolon - Symptoms, Treatments and Resources for Toxic megacolon
Toxic megacolon is a life-threatening complication of other intestinal conditions that causes rapid widening (dilation) of part of the large intestine within 1 to a few days.
MedHelp Q&A

4. Toxic megacolon
Toxic megacolon is a life-threatening complication of other intestinal conditions that causes rapid widening (dilation) of part of the large intestine within one to a few days.
www.uhseast.com

5. Toxic megacolon
Toxic megacolon is a life-threatening complication of other intestinal conditions that causes rapid widening (dilation) of the large intestine within 1 to a few days.
www.clarian.org

6. Toxic Megacolon: eMedicine Radiology
Toxic megacolon is defined as a severe episode of colitis with segmental or total dilatation of the colon. It is typically a complication of ulcerative colitis, but it may be a complication of Crohn disease, antibiotic-related pseudomembranous col...
emedicine.medscape.com

7. Toxic megacolon - Caring4Cancer
Toxic megacolon is a rare but dangerous condition that occurs when the colon swells to many times its normal size. It is usually a complication of an inflammatory bowel disease, such as ulcerative colitis or Crohn's disease.
www.caring4cancer.com

8. Toxic megacolon - Shands Healthcare
Toxic megacolon is characterized by extreme inflammation and distention of the colon. Common symptoms are pain, distention of the abdomen, fever, rapid heart rate, and dehydration. This is a life-threatening complication that requires immediate me...
www.shands.org