EFFECTIVENESS OF ENDOSCOPIC SINUS SURGERY ON NASAL OBSTRUCTION IN PATIENTS WITH CHRONIC RHINOSINUSITIS

Abstract

It has been demonstrated that CRS significantly affects quality of life, sometimes more so than 
other chronic conditions such as COPD or angina. Even with the availability of efficient medical 
treatments, there are still certain people who may need surgery. In early investigations of 
endoscopic sinus surgery,