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HealthInfo Canterbury

IBS tests & diagnosis

There are no tests to confirm you have IBS. A doctor can usually diagnose IBS based on your symptoms.

Your doctor may examine you, ask you about your symptoms, and discuss your family history and overall health and lifestyle. Because other conditions, such as coeliac disease and inflammatory bowel disease can have similar symptoms to IBS, your doctor may ask you to have a blood test and maybe provide a stool (poo) sample to rule them out.

In some cases, your doctor may refer you to the Gastroenterology Department at Christchurch Hospital to have a test such as a colonoscopy or gastroscopy. This is likely to happen if you:

There is no cost for this but you may have to wait.

If you prefer, or if you don't want to wait, you can pay to see a gastroenterologist privately.

On the next page: Eating & lifestyle guidelines for IBS

Written by HealthInfo clinical advisers. Endorsed by GP liaison, Gastroenterology, Canterbury DHB. Updated March 2017.

See also:

Preparing for your doctor's visit

Sources

Page reference: 7532

Review key: HIIBS-27995