Abstract
The goal of the chronic rhinosinusitis (CRS) treatment is the control of disease, that must be reached with surgical treatment and, at most, intranasal corticosteroids (CS). Currently, endoscopic sinus surgery (ESS) and high-volume CS nasal irrigation (HVCSNI) are considered the best choice to reach the control of CRS. However, ESS could not be performed soon due to medical or socioeconom…