title: Bird fancier's lung after an unusual exposure to avian protein.
mesh_terms: D000542:Alveolitis, Extrinsic Allergic / Q000209:etiology*; D000818:Animals; D001512:Bedding and Linens; D001716:Bird Fancier's Lung / Q000209:etiology* / Q000503:physiopathology; D004417:Dyspnea / Q000209:etiology / Q000503:physiopathology; D005241:Feathers / Q000276:immunology*; D005260:Female; D006801:Humans; D008875:Middle Aged; D011200:Poultry; D012008:Recurrence