Context: The mucociliary clearance system is an important component in the prevention of chronic inflammation of the nasal and paranasal sinus.
Aim: The study aims to establish the normal values of mucociliary clearance in our region and to study the variation in mucociliary activity in patients with chronic rhinosinusitis in Ilorin, North-central Nigeria.
Settings And Design: This was a prospective, cross-sectional study using consecutive consenting participants in both the control and study groups carried out at both family medicine and otorhinolaryngology clinics among patients attending the clinics.