Lung Cancer stage

Lung cancer stage is determined on size of tumor and degree of spreading.
There are Five stages of lung cancer.
Stage 0 lung cancer- At this level the cancerous cell limited within the inner lining of lung.
Stage 1 lung cancer- At stage 1 lung cancer, cancer is small and didn’t invade lymph node.
Stage 2 lung cancer- At this stage,cancerous tissue invades some lymph nodes close to original tumor.
Stage 3 lung cancer-At this stage, cancerous cell invades near by healthy tissues and lymph nodes, which are away from original tumor.
Stage 4 lung cancer-This is the end stage of lung cancer. At this stage, cancer spread other parts of the body like, brain, liver etc
source:-stages of lung cancer