Mesothelioma and Work Exposure Mesothelioma is more frequent in people who work with asbestos. Those who do construction jobs, firefighters or military veterans are at a higher risk. Mesothelioma mostly affects the lung lining (pleural mesothelioma) or the abdomen. In rare instances, it may affect the heart and testicles. Consult https://vimeo.com/704901591