Mayo score for UC

Stool pattern Patient reports a normal number of daily stools +0
1-2 more stools than normal +1
3-4 more stools than normal +2
5 or more stools than usual +3
Most severe reactal bleeding of the day none +0
Blood streaks seen in the stool less than half the time +1
Blood in most stools +2
Pure blood passed +3
Endoscopic findings Normal or inactive colitis seen +0
Mild colitis: mild friability, erythema, decrease in vascularity +1
Moderate colitis: friability, marked erythema, vascular pattern absent, erosions seen +2
Severe colitis: ulcerations and spontaneous bleeding +3
Global assessment by physician Normal +0
Mild colitis +1
Moderate colitis +2
Severe colitis +3
Mayo Score points

Scores range from zero to 12, with higher scores correlating with more severe disease.

The calculators allow you to enter patient specific information to calculate a simple score. All information is provided for educational purposes only. This information is not intended to replace clinical judgement. All calculations must be rechecked and should not be used alone to guide patient care. The user assumes sole responsibility for any decisions or action taken based on the information contained here.