While both mesothelioma and non-small cell lung cancer (NSCLC) can present as serious respiratory illnesses, they have distinct causes. Mesothelioma is a rare disease that arises from the surface of the lungs' pleura. https://berthawofa066277.madmouseblog.com/17318353/differentiating-mesothelioma-and-non-small-cell-lung-cancer