The enhanced understanding of the pathophysiology of cystic fibrosis (
CF) has advanced significantly the management of this disorder, result
ing in both an increased longevity and an improved quality of life. Si
nonasal disease is an important aspect of CF. The goal of this article
is to provide a current synopsis of CF sinonasal disease with an emph
asis on disease symptomatology, physical signs, characteristic radiogr
aphic features, and outcome-based management options. When indicated,
functional endoscopic sinus surgery has been shown to be a safe and ef
fective treatment option for children with CF.