IBS is a diagnosis of exclusion, meaning that patients must undergo tests for other conditions that match the symptomatology. In the case of IBD, that typically means repeated colonoscopies.
A blood test that would quickly rule out IBD would be a significant benefit to cost, inconvenience, and discomfort associated with colonoscopies. A Proposed test has a predicitve value over 95% however can not detect IBS from celiac disease.
Just a bit of news from the biotech front! Prompt your healthcare practicer.
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