Mesothelioma Asbestos Lung Cancer The linings of major organs are affected, but most commonly in the lung. It is caused by asbestos fibers becoming stuck in the linings of people's lungs. After exposure to asbestos, mesothelioma-related symptoms can develop decades later. The most common type of mesothelioma is mesothelioma pleural. https://vimeo.com/705044105