- P/c: SOB, cough, fever, cyanosis, pulmonary oedema, pneumonia, +TB (=’silicotuberculosis’), RF=CP+RHF. May have CTD (SLE, scleroderma) etc.
- Uncommon RLD
- May be seen in stonemasons, sand-blasters, pottery and ceramic workers.
- Caused by the inhalation of SILICA (occupational hazard of sandblasting)
- Dust is highly fibrogenic.
- CXR = distinctive thin streaks of calcification around the hilar lymph nodes, nodular lesions seen in upper lobes.