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Correspondence on “Association between occupational exposure to irritant agents and a distinct asthma endotype in adults” by Andrianjafimasy et al
  1. P Sherwood Burge,
  2. Vicky C Moore,
  3. Alastair S Robertson,
  4. Christopher C Huntley,
  5. Gareth I Walters
  1. Occupational Lung Disease Unit, Birmingham Heartlands Hospital, Birmingham, UK
  1. Correspondence to Professor P Sherwood Burge, Department of Respiratory Medicine, Birmingham Heartlands Hospital, Birmingham B9 5SS, UK; sherwood.burge{at}

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This study of endotypes responsible for the development of irritant induced occupational asthma raises questions as to what is meant by a respiratory irritant.1 Classifying an exposure as irritant usually implies that the effect is non-specific, that is, all similar asthmatics would react to the exposure whether they have had previous exposure to the agent or not. For instance, sulphur dioxide is a respiratory irritant, the exposure needed to provoke asthma is correlated …

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  • Contributors The original draft was written by SB. All authors amended the original text and approved the final document. It represented the views of the occupational lung disease team.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Provenance and peer review Commissioned; internally peer reviewed.

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