D12: Benign neoplasm of colon, rectum, anus and anal canal
D12.9: Benign neoplasm of anus and anal canal
inclusionTerm
Benign neoplasm of anus NOS
excludes1
benign neoplasm of anal margin (D22.5, D23.5)
benign neoplasm of anal skin (D22.5, D23.5)
benign neoplasm of perianal skin (D22.5, D23.5)
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