Apr 12, 2018 · Communication and clinical research are facilitated by using this uniform system. TNM staging has three components: the features/extent of the primary tumor (T), regional lymph node(s) involvement (N), and distant metastases (M). The eighth edition of TNM classification/staging for lung cancers …
The Radiology Assistant : TNM classification 8th edition
Survival rates for small cell lung cancer are different for different stages of the disease. Currently, the 5-year survival rate for stage 1 is 31 percent, for stage 2, 19 percent, for stage 3 it is 8 percent and only 2 percent for stage 4 disease.