Table 3.
Criteria of TNM version 7 for colorectal cancers. All TNM codes can be inferred from this criteria. The exact wording of the textual definitions of the TNM in version 7 is diverging. Exact count of infiltrated organs in distant metastasis is omitted
| Criterion | btl2 superclass | Value |
|---|---|---|
| Primary tumour extension | MaterialObject | Epithelium, Submucosa, Lamina propria, Subserosa, Adventitia, VisceralPeritoneum |
| Primary tumour growth pattern | Quality | Infiltrative, Confined |
| Primary tumour epistemology | Quality | NoAssessment, NoEvidence |
| Regional LN number | Quality | Cardinality1, Cardinality2or3, Cardinality4to6, Cardinality7orMore |
| Regional LN epistemology | Quality | NoAssessment, NoEvidence |
| Distant Mx location | MaterialObject | Peritoneum |
| Distant Mx/no. of organs | Quality | Cardinality1, Cardinality2orMore |
| Distant Mx epistemology | Quality | NoEvidence |