Outcome of pulmonary siderosis is often good if the inhalation of iron or rust dust is permanently avoided. However, welding has been associated with lung cancer, a condition which may have a poor outcome. Still, it is not known if pulmonary siderosis causes cancer in welders specifically or if these cases of cancer appear due to entirely different factors. See also Idiopathic pulmonary haemosiderosis - a disease caused by lung capillary bleeding Hemosiderosis - accumulation of hemosiderin in body Superficial siderosis - accumulation of hemosiderin in brain Iron deficiency - also known as sideropenia Iron overload - accumulation of iron in body from any cause African iron overload References External links Iron metabolism Lung diseases due to external agents