Mesothelioma and Work Exposure The people who work with asbestos are more at risk of mesothelioma. Construction workers, firefighters and military veterans are at higher risk. Mesothelioma primarily affects the lung's lining (pleural mesothelioma) or the abdomen. In rare instances, it may cause damage to the testicles or heart. Consult https://vimeo.com/704984278