C31.0 is the ICD-10 code for Malignant neoplasm: Maxillary sinus. It is a four-character subcategory of C31 (Malignant neoplasm of accessory sinuses), the most specific level in the WHO edition. It belongs to the block C30–C39 (Malignant neoplasms of respiratory and intrathoracic organs) in Chapter II, Neoplasms.
- Code type
- Subcategory (4 characters)
- Chapter
- II · C00–D48
- Classification
- WHO ICD-10, 2019 version
What C31.0 includes
Conditions and terms that are coded here.
- Antrum (Highmore)(maxillary)
C31.0 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
C31.0Ondartet svulst i maksillarsinus
DC310Kræft i kæbehulen
C31.0Sinus maxillaris [Kieferhöhle]
C31.0Sinus maxillaire
C31.0sinus maxillaris
C31.0Malignant neoplasm of maxillary sinus
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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