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Stages of Non-Small-Cell Lung Cancer

The following stages are used for non-small cell lung cancer: continued...

Stage IIIB

In stage IIIB, the tumor may be any size and may have spread to any of the following:

  • Heart.
  • Major blood vessels that lead to or from the heart.
  • Chest wall.
  • Diaphragm.
  • Trachea.
  • Esophagus.
  • Sternum (chest bone) or backbone.
  • More than one place in the same lobe of the lung.
  • The fluid of the pleural cavity surrounding the lung.

Cancer may have spread to lymph nodes on either side of the chest.

Stage IV

In stage IV, cancer has spread to other parts of the body or to another lobe of the lungs and may have spread to lymph nodes.

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WebMD Public Information from the National Cancer Institute

Reviewed on August 22, 2006

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