D49 - Neoplasms of unspecified behavior
D49.0 - Neoplasm of unspecified behavior of digestive system
Excludes 1:
-neoplasm of unspecified behavior of margin of anus D49.2)
-neoplasm of unspecified behavior of perianal skin D49.2)
-neoplasm of unspecified behavior of skin of anus D49.2)