AJCC — American Joint Committee on Cancer

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Cancer Staging

  • We help the world understand cancer.

    We help the world understand cancer.

    ​Measurably improving the standard of care for patients.
    Learn more about the AJCC's commitment to improving the care of every cancer patient.
    • ​Anatomic
    • Molecular
    • Diagnostic
  • AJCC 8th Edition

    AJCC 8th Edition

    Updates and Progress​
    • ​Who's Who
    • What's New
    • Progress
  • AJCC Cancer Staging Manual

    AJCC Cancer Staging Manual

    Resource Library for Cancer Staging
    • ​Manual
    • Handbook
    • Atlas

Staging Posters

TNM classification, stage grouping and anatomic drawings for seven distinct cancer sites.

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Staging Posters

Collaborative Stage Data Collection System

The Collaborative Stage Data Collection System

Collaborative Stage Data Collection System (CS) Web pages serve as the main repository for CS-related coding instructions, software, education and training resources for cancer registrars and cancer registry software vendors.

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AJCC Cancer Staging Manual Seventh Edition

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