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. 2021 Mar 24;12(3):115–143. doi: 10.5306/wjco.v12.i3.115

Table 4.

Grouping by tumor-node-metastasis stage: American Joint Committee on Cancer 8th edition lung cancer

TNM AJCC 8th edition lung cancer grouping by stage
Occult carcinoma Tx N0 M0
Stage 0 Tis N0 M0
Stage IA1 T1a (mi)-T1a N0 M0
Stage IA2 T1b N0 M0
Stage IA3 T1c N0 M0
Stage IB T2a N0 M0
Stage IIA T2b N0 M0
Stage IIB T1-2 N1 M0
T3 N0 M0
Stage IIIA T1-2 N2 M0
T3 N1 M0
T4 N0-1 M0
Stage IIIB T1-2 N3 M0
T3-4 N2 M0
Stage IIIC T3-4 N3 M0
Stage IVA Any T Any N M1a-b
Stage IVB Any T Any N M1c

TNM: Tumor-node-metastasis; AJCC: American Joint Committee on Cancer.