tokens: CONCLUSION : More than 50 % of patients with perennial rhinitis and CRS do not improve after surgery , a response that may be predicted by more cells expressing IL-5 mRNA in the ethmoid sinuses .
folded_tokens: conclusion : more than 50 % of patient with perennial rhinitis and CRS do not improve after surgery , a response that may be predict by more cell express il-5 mrna in the ethmoid sinus .