eXaIBS, Exagen's exclusive blood test for the diagnosis of Irritable Bowel Syndrome (IBS), is now available for direct physician ordering. Created through our proprietary discovery engine Coperna, eXaIBS advances the standard of GI diagnostic blood testing by outperforming all other laboratory tests for IBS in overall accuracy and sensitivity. Please contact Exagen ClientServices (866-392-4361) for more infomation.