Mesothelioma is a relatively rare form of cancer, found in only about 1 person per million compared to a lung cancer incidence of about 1000 per million people exposed to smoking. A combination of asbestos exposure and smoking can increase a person's likelihood of getting the mesothelioma but smoking on its own has not been show to cause the disease.
Symptoms of mesothelioma can include coughing, blood clotting problems, anemia, fever, general pain, shortness of breath, pain in the chest, weight