Implementation of the 9th TNM for lung cancer: practical insights for radiologists - Takeaways - MDSpire

Implementation of the 9th TNM for lung cancer: practical insights for radiologists

  • By

  • Gianluca Argentieri

  • Clara Valsecchi

  • Francesco Petrella

  • Lisa Jungblut

  • Thomas Frauenfelder

  • Filippo Del Grande

  • Stefania Rizzo

  • January 17, 2025

  • 0 min

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  • 1

    Lung cancer is the most common and lethal cancer globally, with 2,480,675 new cases and 1,817,469 deaths reported in 2022.

  • 2

    The 9th edition of the TNM classification for lung cancer will be implemented on January 1, 2025, introducing significant updates from the 8th edition.

  • 3

    The N2 category is now divided into N2a and N2b subcategories, reflecting distinct prognostic differences based on single or multiple lymph node involvement.

  • 4

    The M1c category is subdivided into M1c1 and M1c2, differentiating between metastases in a single organ system and multiple organ systems.

  • 5

    Changes in the TNM classification directly affect stage organization, particularly for stages IIA, IIB, IIIA, and IIIB, impacting clinical decision-making.

Original Source(s)

Implementation of the 9th TNM for lung cancer: practical insights for radiologists

  • by Gianluca Argentieri, Clara Valsecchi, Francesco Petrella, Lisa Jungblut, Thomas Frauenfelder, Filippo Del Grande, Stefania Rizzo

  • January 17, 2025

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