LARS* Score Calculator

Emmertsen KJ, Laurberg S. Low anterior resection syndrome score: development and validation of a symptom-based scoring system for bowel dysfunction after low anterior resection for rectal cancer. Ann Surg. 2012 May;255(5):922-8.

1. Do you ever have occasions where you cannot control your flatus?

Score: 0

No, never

Yes, less than once per week

Yes, at least once per week

2. Do you ever have any accidental leakage of liquid stool?

Score: 0

No, never

Yes, less than once per week

Yes, at least once per week

3. How often do you open your bowels?

Score: 0

>7 times per day (24 hours)

4-7 times per day

1-3 times per day

Less than once per day

4. Do you ever have to open your bowels again within one hour of the last bowel opening?

Score: 0

No, never

Yes, less than once per week

Yes, at least once per week

5. Do you ever have such a strong urge to open your bowels that you have to rush to the toilet?

Score: 0

No, never

Yes, less than once per week

Yes, at least once per week

0

No LARS

* Low anterior resection syndrome.
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