code nodalstatus_annotation 0 'No lymph node involvement Size of largest metastasis in axillary node(s), ipsilateral' 1 'Micrometastasis (<0.2 cm)' 2 '>0.2-<2.0 cm, no extension beyond capsule' 3 '<2.0 cm with extension beyond capsule' 4 '>2.0 cm' 5 'Fixed/matted ipsilateral axillary nodes' 6 'Axillary/regional lymph nodes, NOS; lymph nodes, NOS' 7 'Internal mammary node(s), ipsilateral Distant Lymph Nodes' 8 'Cervical, NOS; contralateral/bilateral axillary and/or internal mammary Supraclavicular (transverse cervical); other than above' 9 'Unknown; not stated'