C71 is the ICD-10 code for Malignant neoplasm of brain. 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 C69–C72 (Malignant neoplasms of eye, brain and other parts of central nervous system) in Chapter II, Neoplasms.
- Code type
- Category (3 characters)
- Chapter
- II · C00–D48
- Classification
- WHO ICD-10, 2019 version
What C71 excludes
Conditions that look similar but belong under another code.
- cranial nerves C72.2-C72.5
- retrobulbar tissue C69.6
Subcodes of C71
- C71.0Malignant neoplasm: Cerebrum, except lobes and ventricles
- C71.1Malignant neoplasm: Frontal lobe
- C71.2Malignant neoplasm: Temporal lobe
- C71.3Malignant neoplasm: Parietal lobe
- C71.4Malignant neoplasm: Occipital lobe
- C71.5Malignant neoplasm: Cerebral ventricle
- C71.6Malignant neoplasm: Cerebellum
- C71.7Malignant neoplasm: Brain stem
- C71.8Malignant neoplasm: Overlapping lesion of brain
- C71.9Malignant neoplasm: Brain, unspecified
C71 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DC71Kræft i hjernen
C71Aivosyöpä
C71Bösartige Neubildung des Gehirns
C71Tumeur maligne de l'encéphale
C71maligne neoplasma van hersenen
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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