Overview
A Case control study with 150 cases and 50 controls will be conducted. Immunologic (cytokines measurements in nasal secretions and sinonasal tissues), histopathologic (tissue eosinophilia) and clinical parameters (Lund-Mackay and Lund-Kennedy score, lung function tests), surveys (SNOT- 22, SF-36 quality of life survey) will be compared between different groups of patients
Eligibility
Inclusion Criteria:
- Patients with Chronic sinusitis (with or without polyps)
- Undergoing endoscopic sinus surgery during the study period
- More than 18 years
- No chronic illness/ malignancy