Study Assessing Long-teRm Outcomes of dupiluMAb (DUPIXENT) Treatment in Adult Patients With Chronic Rhinosinusitis With Nasal Polyposis (CRSwNP)

The primary objectives of the study are: * To longitudinally characterize the long-term effectiveness of DUPIXENT through assessment of patient-reported symptoms, Health-Related Quality of Life (HRQoL) related to Chronic rhinosinusitis with nasal polyposis (CRSwNP) and other type 2 comorbidities, and their change over-time. * To characterize patients who receive DUPIXENT for CRSwNP in a real-world setting with respect to their medical history, demographic and disease characteristics, and type 2 comorbidities The secondary objectives of the study are: * To characterize real-world utilization of DUPIXENT for patients with CRSwNP * To collect patient and physician global assessment of disease severity and treatment satisfaction for patients receiving DUPIXENT for CRSwNP * To collect long-term safety data for patients receiving DUPIXENT for CRSwNP