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Difference between revisions of "Cancer staging systems"
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=Overview= | =Overview= | ||
Systems | ===Systems=== | ||
*[[TNM staging system]] - most common, and used for the most common (adult) cancers. | *[[TNM staging system]] - most common, and used for the most common (adult) cancers. | ||
*World Health Organization (WHO) grading system - for [[CNS tumours]]. | *World Health Organization (WHO) grading system - for [[CNS tumours]]. | ||
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*St. Jude system - pediatric pathology. | *St. Jude system - pediatric pathology. | ||
===Stage=== | |||
Most system are four tiered and use ''Roman numerals'' to denote the stage: | |||
*Stage I: early cancer. | |||
*Stage II: late early cancer (cancer between early and advanced stage). | |||
*Stage III: advanced cancer - often defined by [[lymph node metastasis]]. | |||
*Stage IV: late advanced cancer - often defined by metastasis. | |||
==TNM staging system== | ==TNM staging system== | ||