Characterization of Phenotypes of Occupational Asthma

Characterization of Phenotypes of Occupational Asthma: Descriptive Study

The general objective of this multicenter, international study is to perform a multivariate descriptive analysis of a large population of well-defined subjects with sensitizer-induced OA ascertained by a positive SIC result in order to provide more information on the characteristics of this condition.

Inclusion Criteria:

• Adult Patient
• Patient who performed a specific inhalation test with a positive result between January 2006 and December 2015.- Subject giving their consent for their participation
• Patient agreeing to use his data for research purposes

Exclusion Criteria:

• Patient objecting to the use of his data for research purposes
• Subjects under safeguard of justice
• Subject under guardianship or curatorship