I can see why people think that cancer of the lung lining is the same as lung cancer however, the truth of the matter is they are very different. Cancer in the lining of the lung is found in an area inside a patient's body that is called mesothelium. The mesothelium is a very thin lining that surrounds numerous internal organs. It works like a membrane.
A more commonly used term for cancer of lung lining is mesothelioma.

Mesothelioma is caused by exposure to asbestos. The symptoms include che...