Surfactant Metabolism Dysfunction, Pulmonary, 2, also known as interstitial lung disease due to surfactant protein c deficiency, is related to surfactant metabolism dysfunction, pulmonary, 4 and pulmonary alveolar proteinosis, acquired, and has symptoms including cyanosis, dyspnea and respiratory distress. An important gene associated with Surfactant Metabolism Dysfunction, Pulmonary, 2 is SFTPC (Surfactant Protein C). Affiliated tissues include lung and respiratory system-lung, and related phenotypes are respiratory insufficiency and recurrent pneumonia