B18.9 is the ICD-10 code for Chronic viral hepatitis, unspecified. It is a four-character subcategory of B18 (Chronic viral hepatitis), the most specific level in the WHO edition. It belongs to the block B15–B19 (Viral hepatitis) in Chapter I, Certain infectious and parasitic diseases.
- Code type
- Subcategory (4 characters)
- Chapter
- I · A00–B99
- Classification
- WHO ICD-10, 2019 version
B18.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
B18.9Kronisk virushepatit, ospecificerad
- B18.9AKronisk virushepatit, ospecificerad, normal lever
- B18.9BKronisk virushepatit, ospecificerad, ospecifik reaktiv hepatit
- B18.9CKronisk virushepatit, ospecificerad, kronisk persisterande hepatit (KPH)
- B18.9DKronisk virushepatit, ospecificerad, kronisk aktiv hepatit (KAH)
- B18.9EKronisk virushepatit, ospecificerad, kronisk aktiv hepatit med cirros
- B18.9FKronisk virushepatit, ospecificerad, fibros
- B18.9GKronisk virushepatit, ospecificerad, cirros
- B18.9HKronisk virushepatit, ospecificerad, steatos
- and 2 more national subcodes
B18.9Uspesifisert kronisk virushepatitt
DB189Kronisk viral hepatitis UNS
B18.9Määrittämätön pitkäaikainen virusmaksatulehdus
B18.9Chronische Virushepatitis, nicht näher bezeichnet
B18.9Hépatite virale chronique, sans précision
B18.9chronische virushepatitis, niet-gespecificeerd
B18.9Chronic viral hepatitis, 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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