Malignant Pleural Mesothelioma – Trimodality Therapy Survival Rate Malignant pleural mesothelioma is a malignancy located in the membrane that covers the lungs. Pleural mesothelioma is the most common form of mesothelioma; about 80-90% of the cases begin in the pleural. In general, the symptoms of malignant pleural mesothelioma which...