Visceral Sensitivity in IBD (Irritable Bowel Disease) and IBS (Irritable Bowel Syndrome)
IBS, Ulcerative Colitis, Active, Ulcerative Colitis, Remission (3a: With IBS Symptoms, 3b: Without IBS Symptoms)
About this trial
This is an interventional basic science trial for IBS
Eligibility Criteria
Inclusion Criteria:
For group 1: IBS
- Irritable Bowel Syndrome (IBS) (ROME III criteria)
- No obvious organic explanation for the IBS symptoms
- Medication which affects the gastrointestinal motility or perception should be stopped at least 24 hours before the study
Group 2: active ulcerative colitis 1. diagnosis of ulcerative colitis (Confirmed by at least one sigmoidoscopy) 3. Medication which affects the gastrointestinal motility or perception should be stopped at least 24 hours before the study
Group 3: ulcerative colitis in remission (3a: with IBS symptoms, 3b: without IBS symptoms)
- diagnosis of ulcerative colitis (Confirmed by at least one sigmoidoscopy)
- remission is confirmed by at least one sigmoidoscopy
Medication which affects the gastrointestinal motility or perception should be stopped at least 24 hours before the study
Only for group 3a:
- Rome III criteria for IBS
Group 4: Healthy controls No abdominal (pain) complaints.
Group 5: active Crohn's disease
1. diagnosis of Crohn's disease (Confirmed by at least one sigmoidoscopy) 3. Medication which affects the gastrointestinal motility or perception should be stopped at least 24 hours before the study
Group 6: Crohn's disease in remission (6a: with IBS symptoms, 6b: without IBS symptoms)
- diagnosis of Crohn's disease (Confirmed by at least one sigmoidoscopy)
- remission is confirmed by at least one sigmoidoscopy
- Medication which affects the gastrointestinal motility or perception should be stopped at least 24 hours before the study
Exclusion Criteria:
For all groups:
- co-morbidity: severe kidney- and/or liver disease or thyroid abnormalities and impaired clotting
- Abdominal chirurgy (except for an uncomplicated appendectomy)
Sites / Locations
- University Hospitals LeuvenRecruiting
Arms of the Study
Arm 1
Other
Sample collection
Collection of blood, feces samples, sample of nasal mucosa and biopsies (rectum and colon descendens), questionnaires and performance of rectal sensitivity measurement (barostat), MR scan of brain and transit measurement of colon