Lung Cancer Staging - The Four Stages of Lung Cancer

Lung cancer staging refers to a system of classifyingbest prognosis. Lung cancer caught in this stage has
where the cancer is in its growth. This allowsbetter than a 49% five year survival rate.
physicians a guide to help determine what treatmentsNon-Small Cell Lung Cancer Stage II: The cancer is
would be most effective and how aggressively thoseconfined to lung tissue and the lymph nodes within
treatments should be administered. It is also a waythe lungs, the recovery rate is 40-50%
of determining the potential outcome of a particularNon-Small Cell Lung Cancer Stage II: The tumors
case of lung cancer. The lower the stage, the betterhave spread from the lungs, but are confined to the
the odds of a full recovery.chest area. Larger, more invasive tumors are
The process of deciding what stage a lung cancergenerally diagnosed as belonging to this stage.
has reached is called "staging the lung cancer." This isNon-Small Cell Lung Cancer Stage IV: The cancer has
accomplished through a series of tests, such asspread away from the chest and invaded other parts
x-rays, blood tests, bone scans, etc. The goal is toof the body such as the liver, adrenal glands, bone,
determine the size of the tumor or tumors and if thebrain, and/or other sites.
cancer has spread to other tissues (metastasized).Small Cell Lung Cancer Limited Stage: The cancer is
X-rays, MRIs and CAT scans help to determine theconfined to the chest area, and has not spread
size and location of the tumors. Bone scans and bloodoutside the point of origin.
work can help to determine whether the cancer hasSmall Cell Lung Cancer Extended Stage: The cancer
spread to other organs or to the bones. PET scanshas spread beyond the chest to other parts of the
can indicate whether or not a tumor is activelybody.
growing.The treatment recommended by your doctor will
Lung cancer staging is also dependent on the type oftake into account the stage of the lung cancer, as
cancer. For instance, in non-small cell lung cancerwell as the size and location of the tumors and your
(NSCLC), there are four stages, while in small cell lunggeneral overall health. Of course, you'll have input into
cancer (SCLC) there are two ... limited stage andhow aggressively the cancer should be pursued and
extended stage. Here's a quick overview to give youall that entails. More and more oncologists are coming
an idea of the differences between the variousto accept that the prognosis of a patient with lung
stages:cancer -- as it is with any cancer patient -- is
Non-Small Cell Lung Cancer Stage I: The cancer isprofoundly affected by the patient's attitude and
confined to the lungs. This stage obviously offers thedecision making.