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EC number: 701-029-8
CAS number: -
Hypersensitivity pneumonitis is caused by the inhalation of different
organic substances and mediated by cytotoxic mechanisms and various
cellular and humoral immune responses. Although the individual
pathogenetic role of these responses is not clear, it can be assumed
that parameters used diagnostically such as specific IgG antibodies
(which may lead to the formation of immune complexes and the activation
of the complement cascade) and antigen-specific lymphocyte reactions are
also operative in this chronic interstitial lung disease. Symptoms and
clinical findings of the 14 cases described here are in line with the
generally accepted pathogenesis and diagnostic criteria of
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