C18.7

Sigmoid colon

Coding guidance (WHO 2019)

Sigmoid (flexure) Excl.: rectosigmoid junction (C19)

Sibling codes

C18Malignant neoplasm of colon C18.0Caecum C18.1Appendix C18.2Ascending colon C18.3Hepatic flexure C18.4Transverse colon C18.5Splenic flexure C18.6Descending colon C18.8Overlapping lesion of colon C18.9Colon, unspecified