Localized Pulmonary Fibrosis is related to ventilation pneumonitis and bird fancier's lung, and has symptoms including progressive shortness of breath An important gene associated with Localized Pulmonary Fibrosis is SFTPD (Surfactant Protein D), and among its related pathways/superpathways are Toll-like receptor signaling pathway and Bacterial infections in CF airways. Affiliated tissues include lung, and related phenotype is Increased virus production.