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Table of Neoplasms
sigmoid flexure (lower) (upper)

Neoplasm, neoplastic: sigmoid flexure (lower) (upper)

Site	Malignant, Primary	Malignant, Secondary	Ca in situ	Benign	Uncertain Behavior	Unspecified Behavior
—	C18.7	C78.5	D01.0	D12.5	D37.4	D49.0

Source: official CMS/NCHS ICD-10-CM Table of Neoplasms. Informational only.

Data current as of FY2026 CMS/NCHS release. Not affiliated with or endorsed by CMS, HHS, or NCHS.

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