PTU-137 Enhanced Diagnostic Performance of Symptom-Based Criteria for Irritable Bowel Syndrome by History and Diagnostic Evaluation: Abstract PTU-137 Table 1

Introduction

Symptom-based criteria to diagnose irritable bowel syndrome (IBS) positively perform only modestly. Our aim was to assess whether including other items from the clinical history and diagnostic workup improves their performance.

Methods

We collected complete symptom, colonoscopy, and histology data from 318 consecutive, unselected adult patients with lower gastrointestinal (GI) symptoms in secondary care. The...