Malignant neoplasm of anus and anal canal

Excludes 2 — Not included here

• malignant carcinoid tumors of the colon (C7A.02-)
• malignant melanoma of anal margin (C43.51)
• malignant melanoma of anal skin (C43.51)
• malignant melanoma of perianal skin (C43.51)
• other and unspecified malignant neoplasm of anal margin (C44.500, C44.510, C44.520, C44.590)
• other and unspecified malignant neoplasm of anal skin (C44.500, C44.510, C44.520, C44.590)
• other and unspecified malignant neoplasm of perianal skin (C44.500, C44.510, C44.520, C44.590)