Actively Recruiting

Age: 18Years - 65Years
All Genders
Healthy Volunteers
ID05185609

Assessment of Anorectal Function in Healthy Volunteers and Patients With Inflammatory Bowel Disease

Led by Region Örebro County · Updated on 2022-02-03

70

Participants Needed

1

Research Sites

N/A

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are exploring anorectal function in people with inflammatory bowel disease (IBD), focusing on those who have symptoms despite their disease being inactive. The study compares symptomatic IBD patients in remission with healthy volunteers and asymptomatic IBD patients to better understand bowel function issues and related psychological symptoms. It also aims to evaluate two different testing methods for rectal sensitivity and compliance. Participants include healthy volunteers aged 18 to 65, asymptomatic IBD patients in remission, and symptomatic patients with ulcerative colitis or Crohn's disease affecting the lower bowel or perianal area. The study involves tests using high-resolution anorectal manometry (HRAM) and a barostat procedure to measure rectal sensitivity and compliance, alongside questionnaires about gastrointestinal symptoms and psychological health. Biological samples such as blood, stool, and mucosal biopsies are collected for molecular analysis. During the study, participants undergo pressure measurements, sensation tests, and complete multiple validated questionnaires assessing symptoms, anxiety, depression, and personality. Researchers will analyze biological samples and correlate findings with clinical and psychological data. The study measures include rectal compliance and sensitivity, anal pressures, coordination during defecation, symptom severity, psychological factors, and molecular markers. This comprehensive approach helps understand the causes of persistent symptoms in IBD remission and the relationship between different assessment methods.

CONDITIONS

Brief Title

Assessment of Anorectal Function in Patients With Inflammatory Bowel Disease

Who Can Participate

Age: 18Years - 65Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Healthy volunteers
  • Symptomatic IBD patients with moderate to severe disease in remission and ongoing symptoms
  • Asymptomatic IBD patients with moderate to severe disease in remission without symptoms
  • Age between 18 and 65 years
Not Eligible

You will not qualify if you...

  • For healthy volunteers: gastrointestinal disease or functional gastrointestinal symptoms
  • For healthy volunteers: psychiatric disease
  • For all participants: anal or pelvic surgery including interventions during delivery
  • For all participants: diabetes, cardiovascular, renal, or hepatic diseases
  • For all participants: recent or current treatment with drugs affecting intestinal function or mood, including antidepressants, probiotics, or systemic steroids within 2 weeks
  • History of alcohol or drug abuse
  • For IBD patients: active disease
  • Patients taking antidiarrheal or laxatives must have a 48-hour washout period before participation

AI-Screening

AI-Powered Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Diagnostic Evaluation

Duration - 1 day

Participants undergo anorectal function testing using high-resolution anorectal manometry (HRAM) and a standardized barostat procedure to assess rectal sensitivity and compliance, along with validated questionnaires to evaluate gastrointestinal symptoms and psychological parameters.

1 visit (in-person)

Sample Collection

Duration - 1 day

Participants provide biological samples including blood, stool, and rectal mucosal biopsies for molecular and multi-omics analyses to explore associations with clinical and psychological phenotypes.

1 visit (in-person)

Long-term Monitoring

Duration - Up to study completion date

Participants are observed for ongoing symptoms and clinical outcomes related to anorectal function and inflammatory bowel disease in remission.

Additional assessments may occur depending on participant status

Trial Site Locations

Total: 1 location

1

University hospital Örebro

Örebro, Sweden, 70185

Actively Recruiting

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Research Team

L

Lucian Marinica Grando, phd student

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

4

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Published Research Related To This Trial

Prevalence of and Factors Associated With Fecal Incontinence: Results From a Population-Based Survey.

Stacy B Menees, Christopher V Almario, Brennan M R Spiegel...

https://pubmed.ncbi.nlm.nih.gov/29408460

Quality of life in inflammatory bowel disease in remission: the impact of IBS-like symptoms and associated psychological factors.

Magnus Simrén, Jenny Axelsson, Rolf Gillberg...

https://pubmed.ncbi.nlm.nih.gov/11866278

IBS-like symptoms in patients with inflammatory bowel disease in remission; relationships with quality of life and coping behavior.

Itta M Minderhoud, Bas Oldenburg, Josta A Wismeijer...

https://pubmed.ncbi.nlm.nih.gov/15139501

Prevalence of irritable bowel syndrome-like symptoms in ulcerative colitis patients with clinical and endoscopic evidence of remission: prospective multicenter study.

Nobuhiko Fukuba, Shunji Ishihara, Yasumasa Tada...

https://pubmed.ncbi.nlm.nih.gov/24646420