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Work-Related Diseases
Find information on occupational work-related diseases including diseases, category and group, synonyms, severity, latency, risk factors, signs and symptoms, diagnosis, prognosis, and treatments and options.
Silicosis, complicated
Occupational Disease Silicosis, complicated
Silicosis, complicated Category Interstitial Lung Disease
Silicosis, complicated Severity Chronic
Silicosis, complicated Synonyms Progressive Massive Fibrosis; Conglomerate silicosis
Information on Silicosis, complicated Symptoms, Diagnosis, Prognosis, Screening and Imaging Complicated silicosis refers to the development of progressive massive fibrosis (PMF) in which pulmonary nodules (typically 2-6 mm in diameter) coalesce into larger conglomerations. PMF has been observed to develop in a small percentage of patients with simple chronic silicosis and a large percentage of patients with accelerated silicosis. Accelerated silicosis is similar to simple silicosis, but the disease develops after a heavier exposure over a shorter time period. The latency is 2 to 5 years for accelerated silicosis, versus greater than 10 years for simple silicosis. Accelerated silicosis follows a course of increasing dyspnea. [LaDou, p. 320-321]
Silicosis, complicated Latency Years to decades
Silicosis, complicated References http://www.osha.gov/SLTC/silicacrystalline/index.html
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