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Difference between revisions of "Colorectal cancer staging"
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→Nodal stage
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===Nodal stage=== | ===Nodal stage=== | ||
Nodal stage as per AJCC 7th edition:<ref name=Ref_AJCC7HB198>{{Ref AJCC7HB|198}}</ref> | |||
{| class="wikitable sortable" | {| class="wikitable sortable" | ||
! Stage | ! Stage | ||
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Notes: | Notes: | ||
*Memory device for N2 = 4+ positive LNs: the number ''four'' in chinese sounds like ''death''.<ref>URL: [http://en.wikipedia.org/wiki/Numbers_in_Chinese_culture#Four http://en.wikipedia.org/wiki/Numbers_in_Chinese_culture#Four]. Accessed on: 28 June 2011.</ref> | *Memory device for N2 = 4+ positive LNs: the number ''four'' in chinese sounds like ''death''.<ref>URL: [http://en.wikipedia.org/wiki/Numbers_in_Chinese_culture#Four http://en.wikipedia.org/wiki/Numbers_in_Chinese_culture#Four]. Accessed on: 28 June 2011.</ref> | ||
===Metastasis stage=== | |||
Metastasis stage as per AJCC 7th edition:<ref name=Ref_AJCC7HB198>{{Ref AJCC7HB|198}}</ref> | |||
{| class="wikitable sortable" | |||
! Stage | |||
! Criteria | |||
! Notes | |||
|- | |||
| M1a | |||
| One organ only | |||
| lung liver, ovary or nonregional [[lymph node]] | |||
|- | |||
| M1b | |||
| more than one organ or peritoneal involvement | |||
| | |||
|} | |||
===Overall stage=== | ===Overall stage=== | ||