Understand the different types of ulcerative colitis, based on location.
There are four types of ulcerative colitis (UC). Each has its own specific set of symptoms and affects different areas of the large intestine.
Use the interactive tool below to learn about each type.
The Four Types of Ulcerative Colitis
Pancolitis
Pancolitis affects the entire large intestine. Symptoms can include bloody diarrhea, severe abdominal pain, fatigue, and weight loss.
Left-Sided Colitis
Left-sided colitis affects the rectum, sigmoid colon, and left (or descending) colon. Symptoms can include bloody diarrhea, pain in the left side of the abdomen, and weight loss.
Proctosigmoiditis
Proctosigmoiditis affects the rectum and the sigmoid colon. Symptoms can include bloody diarrhea, pain in the lower left side of the abdomen, and constant feeling of the need to pass stools (tenesmus).
Ulcerative Proctitis
Ulcerative proctitis affects the rectum. Symptoms can include rectal bleeding, rectal pain, and a feeling of urgency.
How severe are your symptoms?
Your doctor will determine how severe your UC is by evaluating:
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Physicians may use the following table to classify your symptoms:
If you’re concerned about any of your symptoms, talk to your doctor immediately.
Had enough of dealing with your UC symptoms?
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