Malignant neoplasms of anus or anal canal

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2025-01

A primary malignant neoplasm that arises in the anal canal up to the junction with perianal, hair-bearing skin. Representative examples include carcinomas and melanomas. Tumours of the anal margin are classified with skin tumours.

exclusions

• Malignant mesenchymal neoplasms  (2B50-2B5Z)

sections/codes in this section (2C00-2C00)

• Adenocarcinoma of anus or anal canal  (2C00.0)
• Melanoma of anus or anal canal  (2C00.1)
• Neuroendocrine neoplasm of anus or anal canal  (2C00.2)
• Squamous cell carcinoma of anus or anal canal  (2C00.3)
• Other specified malignant neoplasms of anus or anal canal  (2C00.Y)
• Malignant neoplasms of anus or anal canal, unspecified  (2C00.Z)

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