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DIFFUSE BILATERAL (RETICULO-NODULAR) SHADOWING ON CXR |
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infection: |
bronchopneumonia tuberculosis � miliary viral or atypical pneumonia fungal infection, eg. histoplasmosis, coccidioidomycosiscystic fibrosis bronchiectasis |
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cardiac: |
left ventricular failure mitral stenosis |
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occupational lung diseases: |
pneumoconioses: fibrogenic, eg. silica, asbestosnon-fibrogenic , eg. iron, tin, barium, coal |
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extrinsic allergic alveolitis (especially upper zones) |
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lung fibrosis: |
cryptogenic fibrosing alveolitis lung fibrosis from other causes |
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connective tissue diseases: |
rheumatoid arthritis (including Caplan's syndrome)systemic lupus erythematosus polyarteritis nodosa scleroderma dermatomyositis |
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malignant lesions: |
multiple metastases alveolar cell carcinoma lymphangitis carcinomatosa lymphoma and leukaemia |
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miscellaneous: |
sarcoidosis pulmonary eosinophilia alveolar proteinosis adult respiratory distress syndrome recurrent aspiration tuberous sclerosis lymphangioleiomyomatosis |
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