Idiopathic pulmonary fibrosis

High Quality Content by WIKIPEDIA articles! Idiopathic pulmonary fibrosis (IPF) (or cryptogenic fibrosing alveolitis (CFA)) is a chronic, progressive form of lung disease characterized by fibrosis of the supporting framework (interstitium) of the lungs. By definition, the term is used only when the cause of the pulmonary fibrosis is unknown ("idiopathic").