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D12

Benign neoplasm of colon, rectum, anus and anal canal

• benign carcinoid tumors of the large intestine, and rectum (D3A.02-)

D12.0

Benign neoplasm of cecum

• Benign neoplasm of ileocecal valve

D12.1

Benign neoplasm of appendix

• benign carcinoid tumor of the appendix (D3A.020)

D12.2

Benign neoplasm of ascending colon

D12.3

Benign neoplasm of transverse colon

• Benign neoplasm of hepatic flexure
• Benign neoplasm of splenic flexure

D12.4

Benign neoplasm of descending colon

D12.5

Benign neoplasm of sigmoid colon

D12.6

Benign neoplasm of colon, unspecified

• inflammatory polyp of colon (K51.4-)
• polyp of colon NOS (K63.5)

• Adenomatosis of colon
• Benign neoplasm of large intestine NOS
• Polyposis (hereditary) of colon

D12.7

Benign neoplasm of rectosigmoid junction

D12.8

Benign neoplasm of rectum

• benign carcinoid tumor of the rectum (D3A.026)

D12.9

Benign neoplasm of anus and anal canal

• 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)

• Benign neoplasm of anus NOS