An algorithm for differentiating food antigen-related gastrointestinal symptoms.

Aim: The aim of this clinical audit was to assess patient-reported outcomes on the effect of dietary intervention, to enhance our understanding of possible treatment options in irritable bowel syndrome (IBS).

Background: A large number of food-related gastro-intestinal disorders have been attributed to IBS for decades.

Methods: Patient-reported outcomes from the records of 149 IBS patients treated at secondary and tertiary Gastroenterology outpatients in two UK hospitals between January 2014 and July 2016 were audited.