| CODE/DESCRIPTION | 
- 
- DESCRIPTION:    In situ
 
 
- 
- DESCRIPTION:    Unknown
 
 
- 
- DESCRIPTION:    Invasive lamina propria, submucosa
 
 
- 
- DESCRIPTION:    Musculature
 
 
- 
- DESCRIPTION:    Localized, NOS
 
 
- 
- DESCRIPTION:    Extension oral cavity
 
 
- 
- DESCRIPTION:    Extension to oropharynx
 
 
- 
- DESCRIPTION:    Invasion of adjacent structures
 
 
- 
- DESCRIPTION:    Further extension
 
 
- 
- DESCRIPTION:    Metastasis
 
 
 
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