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PULMONARY FIBROSIS (INTERSTITIAL LUNG DISEASE) |
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extrinsic allergic alveolitis [caused by organic dusts]: |
farmer's lung bird-fancier's lung and many others |
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pneumoconioses [fibrogenic dusts]: |
silicosis asbestosis berylliosis |
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granulomatous disease: |
sarcoidosis tuberculosis (chronic, healed or miliary) amyloidosis Wegener's granulomatosis (and other vasculitides) |
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connective tissue and related disease: |
rheumatoid arthritis ('rheumatoid lung', Caplan's syndrome) systemic lupus erythematosus scleroderma ankylosing spondylitis mixed connective tissue disease Goodpasture's syndrome |
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neoplasia: |
lymphangitis carcinomatosa diffuse lung carcinoma, especially alveolar cell carcinoma multiple metastases |
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aspiration / inhalation: |
acute |
Mendelsen's syndrome |
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chronic (recurrent aspiration): |
pharyngeal pouch / achalasia tracheo-oesophageal fistula neuromuscular disorders mental retardation |
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toxic chemicals / poisons: |
burning foam paraquat malathione |
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drugs: |
amiodarone methotrexate busulphan cyclophosphamide most other cytotoxic drugs nitrofurantoin opiates sulphasalazine thiazides haloperidol lignocaine |
practolol methysergide gold amphotericin B penicillamine phenytoin carbamazepine aspirin hexamethonium high dose oxygen |
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other / miscellaneous causes: |
cryptogenic fibrosing alveolitis [idiopathic lung fibrosis; commonest cause]viral infections (measles, chickenpox) radiation pneumonitis adult respiratory distress syndrome idiopathic pulmonary haemosiderosis pulmonary eosinophilia chronic, recurrent pulmonary oedema, especially due to mitral stenosis inflammatory bowel disease |
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