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Occupational asthma induced by the fungicide tetrachloroisophthalonitrile.
  1. I Honda,
  2. H Kohrogi,
  3. M Ando,
  4. S Araki,
  5. T Ueno,
  6. M Futatsuka,
  7. A Ueda
  1. First Department of Internal Medicine, Kumamoto University Medical School, Japan.


    A 48 year old male farmer had recurrent episodes of dyspnoea, shortness of breath, and wheezing after being in his plastic greenhouse when the fungicide tetrachloroisophthalonitrile had been sprayed. A bronchial provocation test with a control challenge and a patch skin test confirmed that his asthma was induced by tetrachloroisophthalonitrile.

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