ICD-10 diagnosis code

C79 Secondary malignant neoplasm of other and unspecified sites

C79 is the ICD-10 code for Secondary malignant neoplasm of other and unspecified sites. It is a three-character category divided into 10 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block C76–C80 (Malignant neoplasms of ill-defined, secondary and unspecified sites) in Chapter II, Neoplasms.

Code type: Category (3 characters)
Chapter: II · C00–D48
Classification: WHO ICD-10, 2019 version

Subcodes of C79

C79 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

C79Sekundär malign tumör (metastas) med andra och ospecificerade lokalisationer

DenmarkICD-10-DK

DC79Metastaser i andre specificerede lokalisationer

FinlandICD-10-FI

C79Muualla sijaitseva syövän etäpesäke (sekundaarinen syöpä)

GermanyICD-10-GM

C79Sekundäre bösartige Neubildung an sonstigen und nicht näher bezeichneten Lokalisationen

FranceICD-10-FR

C79Tumeur maligne secondaire de sièges autres et non précisés

NetherlandsICD-10-NL

C79secundair maligne neoplasma van overige en niet-gespecificeerde

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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