About this trial
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.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
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).
Diagnosed with cystic fibrosis as established by genetic testing combined with clinical assessment and/or sweat chloride
Diagnosed with chronic rhinosinusitis by multidisciplinary sinusitis guidelines
chronic rhinosinusitis symptoms persisting beyond initial medical treatment
Disqualifiers
Underwent endoscopic sinus surgery in past 12 months
Will obtain follow up care at non-participating institutions
Unable to complete follow-up surveys
Trial population
Subjects will be recruited from cystic fibrosis and otolaryngology outpatient clinics.
Trial design
Cohort
Prospective
Treatments tested in this trial
Not listed
Trial groups
Trial outcomes
Primary outcomes
Change in pulmonary function
Pulmonary function will be measured using spirometry - the percent of predicted forced expiratory volume in the first second (ppFEV1)
Change in days of inpatient hospitalization
Days of inpatient hospitalization will be assessed
Secondary outcomes
Change in quality of life
Quality of life will be assessed using the 22-question SinoNasal Outcome test (range 0-110, with higher scores signifying worse quality of life)
Change in quality of life
Quality of life will be assessed using the Cystic Fibrosis Questionnaire-Revised instrument (range 0-100, with higher scores signifying worse quality of life)
Change in olfaction
Olfaction will be assessed using the Smell Identification Test (score range: 0-40, with higher scores demonstrated better olfactory ability)
Other outcomes
Patient satisfaction regarding treatment for chronic rhinosinusitis
Satisfaction will be assessed using 5-point Likert scales, ranging from 1 to 5 with 1 signifying "not important" and 5 signifying "very important"
Sponsors and contacts
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University of California, Los Angeles
Lead sponsor
Cystic Fibrosis Foundation
Collaborator