How is lung cancer indistinguishable from metastases in the lungs?

Patients who carcinoma of the head and neck survive have a high risk of developing lung cancer or lung metastases. Thomas Geurts describes a new model at the genetic level in a fast and practical way to distinguish between these two disorders. In almost half of cases where doctors suspected a metastasis to do to have it proved in reality to be a new lung tumor. Survival in the two groups differedSource URL: https://free-wallpapers-2.blogspot.com/2011/10/how-is-lung-cancer-indistinguishable.html
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