| 1 |
Localized only (localized, NOS)
- Confined to site of origin |
| 2 |
Regional by direct extension only
- Adjacent connective tissue, NOS
- Adjacent organs/structures, NOS
- Bone/cartilage
- Retroperitoneum (C480)
+ Adrenal(s) (suprarenal gland(s))
+ Aorta
+ Colon (ascending and descending)
+ Kidney(s)
+ Pancreas
+ Vena cava
+ Vertebra
- Peritoneum (C481, C482, C488)
+ Colon (except ascending and descending colon)
+ Esophagus
+ Gallbladder
+ Liver
+ Small intestine
+ Spleen
+ Stomach |
| 3 |
Regional lymph node(s) involved only
- Intra-abdominal
- Paracaval
- Pelvic
- Subdiaphragmatic
- Regional lymph node(s), NOS
+ Lymph node(s), NOS |
| 4 |
Regional by BOTH direct extension AND regional lymph node(s) involved
- Codes (2) + (3) |
| 7 |
Distant site(s)/lymph node(s) involved
- Distant site(s) (including further contiguous extension)
+ Peritoneum (C481, C482, C488)
* Colon (ascending and descending colon)
- Distant lymph node(s), NOS
- Distant metastasis, NOS
+ Carcinomatosis
+ Distant mets WITH or WITHOUT distant lymph node(s) |
| 9 |
Unknown if extension or metastasis |
