C18 Malignant neoplasm of colon

Non-billable header with 10 child codes.

Excludes1 (never code together)

• malignant carcinoid tumors of the colon (C7A.02-)

Applies from C18 Malignant neoplasm of colon

Excludes1 (never code together)

• malignant carcinoid tumors of the colon (C7A.02-)

Codes under C18

• C18.0 Malignant neoplasm of cecum
• C18.1 Malignant neoplasm of appendix
• C18.2 Malignant neoplasm of ascending colon
• C18.3 Malignant neoplasm of hepatic flexure
• C18.4 Malignant neoplasm of transverse colon
• C18.5 Malignant neoplasm of splenic flexure
• C18.6 Malignant neoplasm of descending colon
• C18.7 Malignant neoplasm of sigmoid colon
• C18.8 Malignant neoplasm of overlapping sites of colon
• C18.9 Malignant neoplasm of colon, unspecified

Code annotations containing back-references to C18

Back-references to C18

• Code Also: D13.91 Familial adenomatous polyposis ("malignant neoplasm of colon (C18.-)")

Back-references to C18

• Code Also: D13.91 Familial adenomatous polyposis ("malignant neoplasm of colon (C18.-)")

Nearby codes

• C18 Malignant neoplasm of colon (this code)
• C18.0 Malignant neoplasm of cecum
• C18.1 Malignant neoplasm of appendix
• C18.2 Malignant neoplasm of ascending colon
• C18.3 Malignant neoplasm of hepatic flexure
• C18.4 Malignant neoplasm of transverse colon