aetiology

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Disease Antigen Source

  • Farmer's lung Thermoactinomycetes wet hay vulgaris Micropolyspora faeni

  • Birdfancier's bird feathers and Pigeons, parrots, lung droppings budgerigars

  • Maltworker's lung Aspergillus clavatus Malt, mouldy hay

  • Mushroomworker's Micropolyspora faeni Mushroom lung compost

  • Humidifier fever Thermophilic Air humidifiers actinomycetes, amoeba

  • Bagassosis Thermoactinomyces Mouldy bagasse sacchari

These conditions occur because the inhaled particles are sufficiently small to reach and deposit in the alveoli.

Last reviewed 01/2018