Mesothelioma and Work Exposure Mesothelioma is more frequent in people who work with asbestos. Construction workers, firefighters, or military veterans are particularly at risk. The lung's lining (pleural mesothelioma) or abdomen, is the most common site of mesothelioma. In rare cases, it can affect the testicles and the heart. Consult https://vimeo.com/703542106