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
represent chronic pneumonitis of infancy. 8, 9 The lungs in patients with chronic pneumonitis …

A mutation in the surfactant protein C gene associated with familial interstitial lung disease |
CiNii Research … A mutation in the surfactant protein C gene associated with familial
interstitial lung disease …