ICD-10 Code: C21 – Malignant neoplasm of anus and anal canal

ICD-10 code C21 corresponds to Malignant neoplasm of anus and anal canal. This code is classified under the chapter C00-C96: Malignant neoplasms, which is part of the C00-C96: Malignant neoplasms category.

The parent chapter is Neoplasms.