Guidelines
UK Guidelines for the Management of Bone Sarcomas
Table 3
AJCC/UICC staging.
| | Stage | Tumour (T) | Node (N) | Metastasis (M) | Grade (G) |
| | Stage IA | T1 (tumour 8 cm or less) | No | M0 | G1, 2 low grade | | Stage IB | T2 (tumour more than 8 cm) | No | M0 | G1, 2 low grade | | Stage IIA | T1 | No | M0 | G3, 4 high grade | | Stage IIB | T2 | No | M0 | G3, 4 high grade | | Stage III | T3 (discontinuous tumours in primary site) | No | M0 | Any G | | Stage IVA | Any T | No | M1a (lung) | Any G | | Stage IVB | Any T | N1 (regional lymph nodes) | Any M | Any G | | | Any T | Any N | M1b (other sites) | Any G |
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