TABLE 1.
Classification of Spinal Chordomas Based on Anatomic Location
| Extradural | Intradural | |
|---|---|---|
| Osseous | Type I | Type III |
| Extraosseous | Type II | Type IV |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.