Bird Fancier's Lung, also known as bird fancier lung, is related to extrinsic allergic alveolitis and allergic disease, and has symptoms including abrupt onset of dyspnea, cough and malaise. An important gene associated with Bird Fancier's Lung is IGLL1 (Immunoglobulin Lambda Like Polypeptide 1), and among its related pathways/superpathways are Innate Immune System and Hematopoietic Stem Cells and Lineage-specific Markers. Affiliated tissues include lung and t cells.