Home › Cystic Fibrosis › NCT04469439

Impact of Sinus Surgery on Individuals With Cystic Fibrosis

The Impact of Sinus Surgery in the Era of Highly Effective Modulatory Therapy

Who can join

Ages 18 to 99 · All sexes

Inclusion Criteria:

1. Subjects between the ages of 18 years old (inclusive) and 99 years old (inclusive, subjects over the age of 89 will be recorded to be 89 years old).
2. Diagnosed with cystic fibrosis as established by genetic testing combined with clinical assessment and/or sweat chloride
3. Diagnosed with chronic rhinosinusitis by multidisciplinary sinusitis guidelines
4. chronic rhinosinusitis symptoms persisting beyond initial medical treatment
5. Counseled for endoscopic sinus surgery and ongoing medical therapy with each patient electing their preferred treatment

Exclusion Criteria:

1. Underwent endoscopic sinus surgery in past 12 months
2. Will obtain follow up care at non-participating institutions
3. Unable to complete follow-up surveys

About the study

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.

Sponsor: University of California, Los Angeles · Participants: 170 · Started: Jul 1, 2020

Contact the study team

• Daniel M Beswick, MD · Phone: 310-206-8457
• Marlene Florian · Phone: 424-946-5862

Official record on ClinicalTrials.gov — NCT04469439

Locations in the U.S.

Conditions

• Cystic Fibrosis

From ClinicalTrials.gov, data retrieved Oct 2, 2026. Each study sets its own eligibility; the study team decides who can join.