Clinical trialNCT04469439RecruitingObservational

Impact of Sinus Surgery on Individuals With Cystic Fibrosis

SponsorUniversity of California, Los AngelesEnrollment170Chronic Rhinosinusitis (Diagnosis)Cystic Fibrosis

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This study will be a prospective, observational study of patients who undergo endoscopic sinus surgery for cystic fibrosis-related chronic rhinosinusitis (CRS). Individuals who do not undergo surgery but are treated medically for CRS will also be enrolled to serve as a control group. Outcomes analyzed will include pulmonary, quality of life, and others.

clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Daniel M Beswick, MD
University of California, Los Angeles
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

9 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

University of California, Los Angeles
Los Angeles, California, United States
Daniel M Beswick, MD
Recruiting
Stanford University
Stanford, California, United States
Recruiting
University of Colorado
Aurora, Colorado, United States
Recruiting
National Jewish Health
Denver, Colorado, United States
Recruiting
University of North Carolina
Chapel Hill, North Carolina, United States
Recruiting
Oregon Health Science University
Portland, Oregon, United States
Recruiting
Medical University of South Carolina
Charleston, South Carolina, United States
Recruiting
Vanderbilt University Medical Center
Nashville, Tennessee, United States
Recruiting
University of Utah
Salt Lake City, Utah, United States
Recruiting

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 1 Jul 2020
Primary completion: 31 Jan 2027
Completion: 31 Jan 2027
Last update posted: 22 Apr 2026
Registered enrollment: 170
Registry id: NCT04469439

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.