Mesothelioma Cancer Mesothelioma can't be treated, but treatments can prolong the life of patients and lessen symptoms. Combining surgery, chemotherapy and radiotherapy can offer symptom relief. Mesothelioma develops in mesothelium cells, a protective membrane that covers organs inside the body. The most common mesothelioma is one that affects the lung. https://www.whatismesothelioma.top/