Collaborative Stage for TNM 7 - Revised 01/18/2010
Anus
Anus
Anal Canal; Anus, NOS; Other Parts of Rectum
C21.0-C21.2, C21.8
- C21.0 Anus, NOS (excludes skin of anus and perianal skin C44.5)
- C21.1 Anal canal
- C21.2 Cloacogenic zone
- C21.8 Overlapping lesion of rectum, anus and anal canal
- Note: Skin of anus is coded separately (C44.5).