Mesothelioma Lung Cancer Asbestos is a known cause of lung cancer, asbestosis and mesothelioma. The majority of mesothelioma cases begin in the lung. A less common type of mesothelioma develops in the abdomen's lining known as malignant mesothelioma of the peritoneal region. Mesothelioma, as with all cancers, is caused by https://vimeo.com/704940789