Lung - nontumor
Pneumoconiosis
Aluminum

Author: Elliot Weisenberg, M.D. (see Authors page)

Revised: 1 March 2017, last major update September 2011

Copyright: (c) 2003-2017, PathologyOutlines.com, Inc.

PubMed search: pneumoconiosis [title] "aluminum"

Cite this page: Aluminum. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/lungnontumoraluminum.html. Accessed August 16th, 2017.
Definition / general
  • 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
Gross description
  • Slate gray metallic appearance in scarred areas and peribronchial lymph nodes
Microscopic (histologic) description
  • Patchy pleural thickening, emphysematous blebs, pneumothorax and considerable fibrous replacement of lung tissue with aluminum containing macrophages
  • Granulomatous disease is described