There are a variety of ways in which lung cancer may make itself known. Some people only discover it during a routine medical check-up, whilst others may have had signs and symptoms for many months. It is worth asking your doctor for an x-ray or second opinion if you have any of the following unexplained symptoms for more than three weeks:
The diagnosis and treatment of lung cancer can be complicated because lung cancer is a very mobile disease. This means that it often spreads to other areas and organs in the body. It may be that the actual lung tumour does not cause problems to the chest, but that the spread to other areas of the body is what actually alerts you or your doctor to there being a problem.