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Lung-nontumor

Pneumoconiosis

Aluminum


Reviewers: Elliot Weisenberg, M.D. (see Reviewers page)
Revised: 26 September 2011, last major update September 2011
Copyright: (c) 2003-2011, PathologyOutlines.com, Inc.

Definition
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● Chronic exposure to high concentrations of fumes during aluminum arc welding causes severe pneumoconiosis with diffuse pulmonary accumulation of aluminum metal and reduction in lung function (distinct from siderosis or welder’s pneumoconiosis)
● Disease also described in manufacturers of aluminum abrasives (Shaver’s disease), aluminum smelters and polishers

Case reports
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● 2 aluminum welders who died of complications (Hum Pathol 2002;33:819)

Gross description
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● Slate-gray metallic appearance in scarred areas and peribronchial lymph nodes

Micro description
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● Patchy pleural thickening, emphysematous blebs, pneumothorax and considerable fibrous replacement of lung tissue with aluminum containing macrophages
● Granulomatous disease is described

End of Lung-nontumor > Pneumoconiosis > Aluminum


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