Clinically,<unk>  manifests as a triad of haemoptysis, diffuse parenchymal infiltrates on chest radiographs, and iron deficiency anaemia. It is diagnosed at an average age of 4.5 plus or minus 3.5 years, and it is twice as common in females. The clinical course of<unk>  is exceedingly variable, and most of the patients continue to have episodes of pulmonary haemorrhage despite therapy. Death may occur suddenly from acute pulmonary haemorrhage or after progressive pulmonary insufficiency resulting in chronic respiratory failure.
Idiopathic pulmonary haemosiderosis
Melioidosis
Sarcoidosis
Extrapulmonary tuberculosis
Chronic pulmonary aspergillosis
Tuberculosis
Allergic bronchopulmonary aspergillosis
Amyloidosis