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Completed No phase listed Observational

Nasal and Peripheral Blood Biomarkers of CRS Patients Before and After Surgical Intervention

ClinicalTrials.gov ID: NCT03250429

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This page only displays public information reproduced from the official ClinicalTrials.gov record NCT03250429. It adds no medical advice, opinions, or eligibility judgments. The official record remains the source of truth for eligibility criteria, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Nov 14, 2026, 7:47 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

To characterize inflammatory cells in the nose of patients with Chronic Rhinosinusitis (CRS) before and after sinus surgery.

Study identification

NCT ID
NCT03250429
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
30 participants

Conditions and interventions

Interventions

Procedure

Eligibility (public fields only)

Age range
18 Years to 64 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 1, 2017 (Actual)
Primary completion
Dec 10, 2018 (Actual)
Completion
Dec 20, 2019 (Actual)
Last update posted
Feb 5, 2020

2017 – 2019

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Center for Environmental Medicine, Asthma and Lung Biology Chapel Hill North Carolina 27599 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03250429, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 5, 2020 · Synced Nov 14, 2026

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