Correct!
5. All of the above

All are associated with pleural plaques which are fibrotic areas between the parietal and visceral pleural surfaces (Table 1).

Table 1. Common cause of pleural plaques

Our patient had no history of these causes of pleural plaques.

Which of the following histories could shed light on the cause of her pleural plaques?

1. Second hand smoke exposure
2. Her husband's occupation
3. Exposure to fumes from a nearby paper processing mill
4. History of exposure to moldy redwood bark
5. All of the above

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