Malignant neoplasm of anus and anal canal C21-

Malignant neoplasm of anus and anal canal C21-

Type 2 Excludes

• 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)

Codes

C21 Malignant neoplasm of anus and anal canal

•  C21.0 Malignant neoplasm of anus, unspecified
•  C21.1 Malignant neoplasm of anal canal
•  C21.2 Malignant neoplasm of cloacogenic zone
•  C21.8 Malignant neoplasm of overlapping sites of rectum, anus and anal canal