The economic, patient related outcome, and effectiveness of balloon sinuplasty in the treatment of CRS patients with frontal and other sinus disease in the Canadian healthcare environment is not known at this time. This study will evaluate the impact of balloon sinuplasty and traditional FESS treatment on CRS patients.

Inclusion Criteria:

• Documented diagnosis of unilateral or bilateral Chronic Rhinosinusitis based on the European Position Paper on Rhinosinusitis and Nasal Polyps (2) with at least frontal and maxillary sinus involvement
• Documented failed medical treatment of CRS
• Eighteen (18) to sixty-five (65) years of age
• Employed in full time position or equivalent
• Planned FESS for treatment of CRS
• Must have an American Society of Anesthesiologists physical status of P3 classification or less
• Able to provide informed consent by signing the informed consent document at the screening visit prior to any study activities
• Able to read and understand English

Exclusion Criteria:

• Previous sinonasal surgery
• Pregnant
• Cystic Fibrosis
• Diagnosed immotile cilia syndrome
• Samter's Triad
• Diagnosed immunodeficiency syndrome
• Diagnosed fungal sinusitis
• Concurrent septoplasty or turbinate surgery
• Diagnosed recurrent acute sinusitis
• Current smoker
• Presence of grade 2 or greater nasal polyps
• Sinonasal tumors or obstructive lesions
• History of substance or alcohol abuse within the past 12 months
• Investigator's opinion that the subject should not be in the study such as any conditions that could compromise the wellbeing of the patient or integrity of the study or prevent the patient from meeting or performing study requirements
• Participation in a research study 30 days prior to surgery