Mesothelioma is Cancer Mesothelioma is a type of cancer that grows in the lining of tissues such as the abdomen or lungs. Anyone who has been exposed to asbestos may develop the condition. Symptoms include shortness of breath and chest pain. In certain instances, fluid may build up in the lungs (pleural effusion) or around the heart. Doctors can diagnose mesothelioma by looking at samples…