For a digestologist, Rome, in addition to being the Eternal City and the capital of the Roman Empire in ancient times, is the city where, since 1992, a group of experts in functional digestive disorders (PDD) have been meeting periodically – the last once in May of this year— to discuss and review their diagnostic criteria, which are many more than those best known to all, functional dyspepsia (FD) and irritable bowel syndrome (IBS).

Functional Digestive Disorders Consultation, Digestive System Service, Hospital Royo Villanova, Zaragoza, Spain.