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stage IA non-small cell lung cancer

(... sel lung KAN-ser)
Stage I non-small cell lung cancer is divided into stages IA and IB. In stage IA, the tumor is in the lung only and is 3 centimeters or smaller. Cancer has not spread to the lymph nodes.
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Stage IA lung cancer; drawing shows a tumor (3 cm or smaller) in the right lung. Also shown are the lymph nodes, trachea, pleura, and diaphragm.Enlarge this image in new window
Stage IA lung cancer. The tumor is in the lung only and is 3 centimeters or smaller. Cancer has not spread to the lymph nodes.
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