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Impact of Dietary Fiber Supplementation on Colonic Microbiome

RECRUITINGN/ASponsored by OHSU Knight Cancer Institute
Actively Recruiting
PhaseN/A
SponsorOHSU Knight Cancer Institute
Started2023-04-01
Est. completion2026-12-31
Eligibility
Age18 Years+
Healthy vol.Accepted
Locations1 site

Summary

This clinical trial tests whether daily fiber supplementation will change the mucosal microbiome of the colon. The microbiome are microorganisms that live in the human gut. They serve a vital role in maintaining health. Certain microbial strains are associated with the growth of colon polyps, which eventually could go on to form colon cancer. Giving dietary fiber supplements may help prevent precancerous polyps from ever developing.

Eligibility

Age: 18 Years+Healthy volunteers accepted
Inclusion Criteria:

* Age \>= 18 years
* Ability to understand and the willingness to sign a written informed consent document
* Patients who present with a chief complaint of a benign anorectal pathology including hemorrhoids, anal fissures, and anal fistulas without underlying conditions such as colorectal cancer or Crohn's disease or are undergoing a standard of care colonoscopy procedure

Exclusion Criteria:

* Patients with an active malignancy, Crohn's disease, ulcerative colitis, and immunosuppressed patients
* Patients with hereditary colon cancer syndrome including Lynch syndrome or Familial Adenomatous Polyposis (FAP)
* Patients with a prior history of total or partial colon resection
* Colorectal pathology, such cancer or proctitis, after initial study scope

Conditions3

Benign Colorectal NeoplasmCancerNon-Neoplastic Anal Disorder

Locations1 site

OHSU Knight Cancer Institute
Portland, Oregon, 97239
Vassiliki L. Tsikitis, M.D.503-494-1735tsikitis@ohsu.edu

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Trial data from ClinicalTrials.gov. Trial status and eligibility can change — verify directly with the study contact or on ClinicalTrials.gov.

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