LEGEND

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Tumours

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Metastatic lymph nodes

Tumour of any size has spread to the chest wall, near the heart, diaphragm or other nearby organs, and has spread to nearby lymph nodes OR Tumour smaller than 5 cm has spread to lymph nodes AND

  • Is in the main air passage OR
  • Invades the lung’s surface

There may be one or more other tumours in the same lung.