Prognosis-ulcerative colitis

• 50% in remission at any given time.

• Intermittent exacerbations in 90%; continual active disease in ~18%.

• Prox progression in 25% at 10 y.

• Rate of colectomy at 10 y is 24%.

• Mortality rate of severe UC flare is <2%, & overall life expectancy in UC = non-UC Pts