C16.9 is the ICD-10 code for Malignant neoplasm: Stomach, unspecified. It is a four-character subcategory of C16 (Malignant neoplasm of stomach), the most specific level in the WHO edition. It belongs to the block C15–C26 (Malignant neoplasms of digestive organs) in Chapter II, Neoplasms.
- Code type
- Subcategory (4 characters)
- Chapter
- II · C00–D48
- Classification
- WHO ICD-10, 2019 version
What C16.9 includes
Conditions and terms that are coded here.
- Gastric cancer NOS
C16.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
C16.9Ondartet svulst i uspesifisert del av magesekk
DC169Kræft i mavesækken UNS
C16.9Magen, nicht näher bezeichnet
C16.9Estomac, sans précision
C16.9maag, niet-gespecificeerd
C16.9Malignant neoplasm of stomach, unspecified
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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