What does pulmonary hemosiderosis mean?

Pulmonary hemosiderosis is an interstitial disease of the lungs. The cause is unclear. It usually occurs in children and adolescents. The clinical manifestations are repeated diffuse alveolar hemorrhage, resulting in hemoptysis. When the lesion is large, it may show dyspnea, respiratory distress or hypoxemia, and iron deficiency anemia. CT scans mainly show opaque spots distributed in both lungs and in the middle and lower lungs. Pulmonary hemosiderosis, treatment is generally supportive treatment-based, in clinical mainly take glucocorticoids and immunosuppressants to improve symptoms, the effect is uncertain.