High-resolution manometry
24 hour pH monitoring study
Impedance study, for non-acid reflux
Bravo pH capsule
Lactose
Fructose
Lactulose
Glucose
Sucrose
Small bowel capsule
Agile patency capsule
Faecal calprotectin
Infliximab trough level
Humira
Infliximab
Methotrexate
Venesection
Intravenous iron infusion
Management, education and follow-up
