Table 1. Inclusion and Exclusion Criteria.

Inclusion criteria

Exclusion criteria

Age > 18 years Known diagnosis of CD, being referred for (re-) assessment of extent & severity of SB inflammation Suspected CD with FC > 200 µg/g

Pregnancy or lactation Swallowing difficulties or frailty Known SB strictures Pacemaker/ICD in situ Psychiatric history Prior upper gastrointestinal tract surgery (other than end-to-end anastomosis) Known DM or other cause of metabolic gastroparesis Pts on codeine/morphinoids unable or unwilling to stop them prior to the study Lactose intolerance or egg allergy (for PC) Positive hydrogen breath test History of functional symptoms e. g. cyclical vomiting, irritable bowel syndrome

Abbreviations: CD, Crohn’s disease; DM, diabetes mellitus; FC, fecal calprotectin; ICD, implantable cardioverter defibrillator; PC, patency capsule; SB, small-bowel; pts, patients