Silicosis is well-known occupational disease caused by free crystalline silica (silicon dioxide) and is marked by inflammation and pulmonary fibrosis. There are cumulative evidences that exposure to Caesar stone (quartz surface products that manufactured from up to 93% quartz, polymer resins and pigments) is particularly dangerous to exposed workers. Goals: To examine marble workers exposed to Caesar Stone in order to propose a working plan of surveillance and prevention by biological monitoring.
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Evidence of clinically definite silicosis according to ATS/ERS guidelines
Timeframe: one day