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Endoscopic Sinus Surgery in Recurrent Acute Rhinosinusitis

The aim of this study is to find out if endoscopic sinus surgery improves the quality of life in patients suffering from recurrent acute rhinosinusitis. Our main outcome is the difference between the average change in disease-specific SNOT-22 quality of life questionnaire scores (from baseline to 5-6 months follow-up) between …

Characterisation of the Nasal Microbiome in Patients With N-ERD

Chronic rhinosinusitis (CRS) with (w) and without (s) nasal polyps (NP) in its different shapes is currently affecting up to 16% of the total population of the United States and around 11% of the population in Europe.

Impact of Sinus Surgery on Individuals With Cystic Fibrosis

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.