C81.9 is the ICD-10 code for Hodgkin lymphoma, unspecified. It is a four-character subcategory of C81 (Hodgkin 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
C81.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
C81.9Uspesifisert Hodgkins sykdom
DC819Hodgkin lymfom UNS
C81.9Määrittämätön Hodgkinin tauti
C81.9Hodgkin-Lymphom, nicht näher bezeichnet
C81.9Lymphome de Hodgkin, sans précision
C81.9Hodgkin-lymfoom, niet-gespecificeerd
Listed through more specific codes:
- C81.90Hodgkin lymphoma, unspecified, unspecified site
- C81.91Hodgkin lymphoma, unspecified, lymph nodes of head, face, and neck
- C81.92Hodgkin lymphoma, unspecified, intrathoracic lymph nodes
- C81.93Hodgkin lymphoma, unspecified, intra-abdominal lymph nodes
- C81.94Hodgkin lymphoma, unspecified, lymph nodes of axilla and upper limb
- C81.95Hodgkin lymphoma, unspecified, lymph nodes of inguinal region and lower limb
- C81.96Hodgkin lymphoma, unspecified, intrapelvic lymph nodes
- C81.97Hodgkin lymphoma, unspecified, spleen
- and 3 more national subcodes
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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