ASA	acetylsalicylic acid
COX-1	cyclooxygenase-1 (constitutive COX, prostaglandin G/H synthase1, prostaglandin-endoperoxide synthase 1, prostaglandin H2 synthase-1)
COX-2	cyclooxygenase-2 (inducible COX, prostaglandin G/H synthase-2, prostaglandin-endoperoxide synthase-2, prostaglandin H2 synthase-2)
CRSsNP	chronic rhinosinusitis without nasal polys
CRSwNP	chronic rhinosinusitis with nasal polyps
CT	computed tomography
FESS	functional endoscopic sinus surgery
NSAIDs	non-steroidal anti-inflammatory drugs
N-ERD	non-steroidal anti-inflammatory drug (NSAIDs)-exacerbated respiratory disease
PTGS1 gene	prostaglandin-endoperoxide synthase 1 gene
PTGS2 gene	prostaglandin-endoperoxide synthase 2 gene
VAS	visual analogue scale