| 0 |
**In situ: noninvasive, intraepithelial** |
| 1 |
**Localized only (localized, NOS)**
* Bulbar conjunctiva tumor with invasion of substantia propria
* Involvement of caruncle WITH extension to cornea
* Less than 1 quadrant to greater than 3 quadrant involved
* Noncaruncular or caruncular tumor with involvement of quadrant(s)
* Tumor(s) of nonbulbar conjunctiva, NOS WITH or WITHOUT corneal extension |
| 2 |
**Regional by direct extension only**
* Eyelid
* Globe
* Lacrimal Sac
* Local invasion, NOS
* Nasolacrimal duct
* Orbit
* Paranasal sinuses
* Sinus, NOS |
| 3 |
**Regional lymph node(s) involved only**
* Cervical, NOS
* Mandibular, NOS
- Submandibular (submaxillary)
* Parotid, NOS
- Infra-auricular
- Preauricular
* 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)
* Distant lymph node(s), NOS
* Distant metastasis, NOS
- Carcinomatosis
- Distant metastasis WITH or WITHOUT distant lymph node(s) |
| 9 |
Unknown if extension or metastasis |
