Mesothelioma - A Rare Asbestos Disease Mesothelioma, a cancerous growth that occurs in the linings and tissues of certain organs. It can begin in the lung (pleural mesothelioma) or in the stomach the lining (peritoneal mesothelioma). Exposure to asbestos is the main risk factor for mesothelioma. After exposure, symptoms can https://vimeo.com/704939445