Study design (if review, criteria of inclusion for studies)
Randomized and quasiârandomized trials of different medical interventions compared to each other or to no intervention or to placebo.
Participants
Patiens with CF and rhinosinusitis
Interventions
medical interventions (e. g. different concentrations of nasal saline irrigations, topical or oral corticosteroids, antibiotics â including nebulized antibiotics, dornase alfa and modulators of the cystic fibrosis transmembrane conductance regulator (CFTR) such as lumacaftor, ivacaftor or tezacaftor) compared to each other or to no intervention or to placebo
Outcome measures
improvement of rhinosinusitis, preventing pulmonary exacerbations, improving quality of life
Main results
The searches identified 47 trials, none of which were eligible for inclusion in the current version of this review.
Authors' conclusions
Highâquality trials are needed which should assess the efficacy of different treatment options detailed above for managing chronic rhinosinusitis, preventing pulmonary exacerbations and improving quality of life in people with cystic fibrosis.