| Colonic symptoms | Extraintestinal |
| •Diarrhoea with blood and mucus | Related to activity of colitis |
| • Urgency, tenesmus | • Peripheral arthritis |
| • Incontinence | • Erythema nodosum |
| • Lower abdominal cramps and pain with defecation | • Iritis, uveitis |
| Systemic symptoms | • Thromboembolism |
| •Tiredness, weight loss | Unrelated to activity of colitis |
| • Malaise, fever | • Sclerosing cholangitis |
| • Ankylosing spondylitis, sacroileitis | |
| • Pyoderma gangrenosum (see fig A on website) |
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