Mesothelioma Life Expectancy Hearing you have mesothelioma can be a life-changing experience. Most often patients are told they have only a few months to live if they are diagnosed. Mesothelioma develops in the lung's lining (pleura) and, less frequently, in the lining of the abdominal cavity (peritoneum). Exposure to asbestos https://vimeo.com/704887955