Hypersensitivity pneumonitis associated with the yeasts Trichosporon asahii and Candida parapsilosis and with humidifier fever

Here, we present the first case of hypersensitivity pneumonitis to Yeasts (Trichosporon asahii and Candida parapsilosis) and associated with humidifier fever linked to exposure to gram negative bacteria and endotoxins. The association of HP and humidifier fever is rarely reported.