Most frequently reported causative agents

  • Isocyanates
  • Flour and grain dust
  • Colophony and fluxes
  • Latex
  • Animals
  • Aldehydes
  • Wood dust

Workers most commonly reported to occupational asthma schemes

  • Paint sprayers
  • Bakers and pastry-makers
  • Nurses
  • Chemical workers
  • Animal handlers
  • Welders
  • Food processing workers
  • Timber workers

How to Diagnose Occupational Asthma?

  • Record PEF- 2 hourly
  • Skin prick test
  • Specific IgE test
  • Bronchial provocation test with suspected agent

Peak Flow Reading in Occupational Asthma