The International Study of the Allergic Rhinitis Survey: outcomes from 4 geographical regions.

Background: Allergic rhinitis (AR) is a global health problem and is characterised by one or more symptoms, including sneezing, itching, nasal congestion and rhinorrhea.

Objective: We investigated the features of AR and the physician's approach to the management of AR patients in four geographical regions.

Methods: In this cross-sectional study, a questionnaire survey concerning AR was completed by Honorary and Corresponding Members of the Italian Society of Rhinology from different countries among 4 world geographical regions-Asia, Europe, the Americas, and Africa.

A survey on chronic rhinosinusitis: opinions from experts of 50 countries.

Chronic rhinosinusitis (CRS) is a very prevalent inflammatory disease. Treatments vary in different countries. In the present study, we explored the approaches of physicians in 50 countries.