| 0 |
**In situ: noninvasive, intraepithelial** |
| 1 |
**Localized only (localized, NOS)**
* Confined to lacrimal gland
- WITH or WITHOUT extraglandular extension into the orbital soft tissue
- No periosteal or orbital bone involvement or UNKNOWN if involved |
| 2 |
**Regional by direct extension only**
* Confined to lacrimal gland
- AND involvement of periosteum AND/OR periorbital bone |
| 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)
- Adjacent structure(s), NOS
- Brain
- Cavernous sinus
- Orbital bone
- Periosteum
- Pterygoid fossa
- Sinuses
- Superior orbital fissure
- Temporal fossa
* Distant lymph node(s), NOS
* Distant metastasis, NOS
- Carcinomatosis
- Distant metastasis WITH or WITHOUT distant lymph node(s) |
| 9 |
Unknown if extension or metastasis |
