Global Sinus Surgery Registry

Inclusion Criteria: * Age ≥ 18 years or minimum adult age as required by local regulations * The subject has a planned primary sinus surgery, which includes either traditional transnasal endoscopic sinus surgery (ESS), balloon sinus dilation (BSD) or a hybrid procedure * Subjects diagnosed by ENT surgeon with chronic rhinosinusitis (CRS) or recurrent acute rhinosinusitis (RARS) per AAO-HNS or EPOS adult sinusitis clinical practice guidelines * The subject has been informed of the nature of the registry and has consented to participate and authorized the collection and release of medical information by signing a consent form * Subject is able to read and understand local language Exclusion Criteria: * Prior sinus surgery. Septoplasty, Nasal Polypectomy, Septorhinoplasty, Nasal Valve and Turbinate Reduction surgeries are not exclusions * Planned surgery of any of the following : orbital decompression, skull base, neoplasm, lacrimal, UPPP, aesthetic surgery, Potts Puffy tumor, Draf III * Planned external approaches (i.e. not trans-nasal) * Planned off-label usage of balloon sinus dilation products. * Balloon sinus dilation performed with a non-Acclarent balloon product