C44.5 - Other and unspecified malignant neoplasm of skin of trunk
C44.50 - Unspecified malignant neoplasm of skin of trunk
C44.500 - Unspecified malignant neoplasm of anal skin
InclusionTerm:
-Unspecified malignant neoplasm of anal margin
-Unspecified malignant neoplasm of perianal skin