Mesothelioma Cancer Mesothelioma can't be treated, but treatment options can extend survival and lessen symptoms. Combining chemotherapy, surgery and radiotherapy can provide symptom relief. Mesothelioma can be found in cells of the mesothelium, a protective membrane that protects organs within the body. The lungs are the most common mesothelioma site. https://www.whatismesothelioma.top/