A Mutation in the Surfactant Protein C Gene Associated with Familial Interstitial Lung Disease

Interstitial lung diseases are a heterogeneous group of disorders that are poorly understood at a molecular level.1,2 The cause is often unknown, and the histologic diagnoses used in adults may represent different disease processes in children.3–5 For example, cases of desquamative interstitial pneumonitis reported in infants are often more severe and refractory to treatment than those reported in adults.6,7 Many of these cases probably...