... ranged from 62% to 76% sensitivity and 59–66% specificity. Conclusion: IgG testing to identify the inciting antigen in patients with stable bird-related fibrotic HP had relatively low accuracy. Acute hypersensitivity pneumonitis Bird breeder’s lung Bird fancier’s lung Chronic hypersensitivity...

...Dirk Koschel; Horst Wittstruck; Thomas Renck; Dietrich Müller-Wening; Gert Höffken Background: Feather duvet lung (FDL) is a rare subgroup of bird fancier’s lung. It is caused by inhalation of organic dust due to goose or duck feathers in duvets or pillows. Methods: A retrospective review...

... concentrations of IgG antibodies and the development of allergic alveolitis, often known as ‘bird fancier’s lung’. The aim of this study was to establish the distribution of bird-specific IgG antibodies in exposed and nonexposed individuals and compare a nonquantitative and quantitative method in evaluating...