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ICD-10 diagnosis code

C18.4 Malignant neoplasm: Transverse colon

This page in Swedish

C18.4 is the ICD-10 code for Malignant neoplasm: Transverse colon. It is a four-character subcategory of C18 (Malignant neoplasm of colon), the most specific level in the WHO edition. It belongs to the block C15–C26 (Malignant neoplasms of digestive organs) in Chapter II, Neoplasms.

Code type
Subcategory (4 characters)
Chapter
II · C00–D48
Classification
WHO ICD-10, 2019 version

C18.4 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

C18.4Malign tumör i colon transversum

NorwayICD-10-NO

C18.4Ondartet svulst i colon transversum

DenmarkICD-10-DK

DC184Kræft i colon transversum

FinlandICD-10-FI

C18.4Poikittaisen koolonin syöpä

GermanyICD-10-GM

C18.4Colon transversum

FranceICD-10-FR

C18.4Côlon transverse

NetherlandsICD-10-NL

C18.4colon transversum

United StatesICD-10-CM

C18.4Malignant neoplasm of transverse colon

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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