C78.1 is the ICD-10 code for Secondary malignant neoplasm of mediastinum. It is a four-character subcategory of C78 (Secondary malignant neoplasm of respiratory and digestive organs), the most specific level in the WHO edition. It belongs to the block C76–C80 (Malignant neoplasms of ill-defined, secondary and unspecified sites) in Chapter II, Neoplasms.
- Code type
- Subcategory (4 characters)
- Chapter
- II · C00–D48
- Classification
- WHO ICD-10, 2019 version
C78.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
C78.1Metastase i mediastinum
- C78.10Mikrometastase i mediastinum
DC781Fjernmetastase i mediastinum
C78.1Sekundäre bösartige Neubildung des Mediastinums
C78.1Tumeur maligne secondaire du médiastin
C78.1secundair maligne neoplasma van mediastinum
C78.1Secondary malignant neoplasm of mediastinum
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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