Ulcerative Colitis



Patient Groups

Ulcerative Colitis

Ulcerative colitis is an inflammatory bowel disease (IBD) that causes long-lasting inflammation and sores, called ulcers, in the digestive tract.

Crohn's and Colitis Foundation (CCF)


US Cases: ~1 –1.3 million people suffer from IBD

Number of existing cases per 100,000 population: 37 to 246 cases

Source: Kappelman et al, 2007

Typical Age of onset

Most common between the ages of 15-40 (usually before the age of 30) but it can occur at any age.



These symptoms vary depending on the severity of inflammation and where it occurs:

  • diarrhea, often with blood or pus
  • abdominal pain and cramping
  • rectal pain
  • fever
  • urgency to defecate
  • inability to defecate despite urgency
  • weight loss
  • sores on the skin
  • joint pain
  • fatigue
  • loss of appetite
  • anemia
  • dehydration
  • stunted growth in children

Sources: Mayo Clinic, Medical News Today, NIH-US National Library of Medicine