Objective: To assess the efficacy and quality of life after functional endoscopic sinus surgery (FESS) in individuals who have chronic rhinosinusitis. Methods: This prospective study was held department ENT Aziz Bhatti Shaheed Teaching Hospital ENT, Head Neck Surgery department, Pak International Medical College Peshawar Institute Sciences (PIMS), Hayatabad for duration from September 2021 to 2...