双语教学

Explain of Pulmonary Pathology

95.Lung, ferruginous bodies, iron stain, microscopic

The asbestos fiber becomes coated with iron and calcium, which is why it is often referred to as a "ferruginous body" as seen here with an iron stain. Ingestion of these fibers by macrophages sets off a fibrogenic response via release of growth factors that promote collagen deposition by fibroblasts.

（本图片资料来源自美国犹他大学）