Table 3.
Some causes of miliary pattern on the chest radiograph.
| Common causes | Rare causes |
|---|---|
| Infections* | Infections |
| Tuberculosis | Cryptococcosis |
| Histoplasmosis | Legionellosis |
| Blastomycosis | Melioidosis |
| Coccidioidomycosis | Tularaemia |
| Mycoplasma pneumonia | Psittacosis |
| Nocardiosis | Brucellosis |
| Immunoinflammatory disorders* | Staphylococcus aureus bacteremia |
| Sarcoidosis | Toxoplasmosis |
| Malignant | Schistosomiasis |
| Bronchoalveolar carcinoma | Strongyloide stercoralis |
| Carcinoma lung with | hyperinfection |
| lymphangitis carcinomatosa | Malignant |
| Metastatic carcinoma | Bronchial carcinoid |
| Tropical pulmonary eosinophilia | Lymphoma |
| Haemosiderosis in long standing | Lymphomatoid granulomatosis |
| rheumatic heart disease, mitral | Occupational lung diseases |
| stenosis | |
| Hypersensitivity pneumonitis | |
| Drug-induced interstitial lung disease | |
| (e.g., methotrexate, chrysotherapy, | |
| cyclophosphamide, nitrofurantoin, | |
| antidepressants) |