C86.4 is the ICD-10 code for Blastic NK-cell lymphoma. It is a four-character subcategory of C86 (Other specified types of T/NK-cell lymphoma), the most specific level in the WHO edition. It belongs to the block C81–C96 (Malignant neoplasms, stated or presumed to be primary, of lymphoid, haematopoietic and related tissue) in Chapter II, Neoplasms.
- Code type
- Subcategory (4 characters)
- Chapter
- II · C00–D48
- Classification
- WHO ICD-10, 2019 version
C86.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
C86.4Blastisk NK-cellelymfom
DC864Blastisk NK-celle lymfom
C86.4Blastisches NK-Zell-Lymphom
C86.4Lymphome à cellules NK blastiques
C86.4lymfoom met blastische NK-cellen
Listed through more specific codes:
- C86.40Blastic NK-cell lymphoma not having achieved remission
- C86.41Blastic NK-cell lymphoma, in remission
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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