B51.9 is the ICD-10 code for Plasmodium vivax malaria without complication. It is a four-character subcategory of B51 (Plasmodium vivax malaria), the most specific level in the WHO edition. It belongs to the block B50–B64 (Protozoal diseases) in Chapter I, Certain infectious and parasitic diseases.
- Code type
- Subcategory (4 characters)
- Chapter
- I · A00–B99
- Classification
- WHO ICD-10, 2019 version
What B51.9 includes
Conditions and terms that are coded here.
- Plasmodium vivax malaria NOS
B51.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
B51.9Malaria orsakad av Plasmodium vivax utan komplikationer
B51.9Malaria som skyldes Plasmodium vivax, uten komplikasjoner
DB519Plasmodium vivax-malaria uden komplikationer
B51.9Vivax-malaria ilman komplikaatioita
B51.9Malaria tertiana ohne Komplikation
B51.9Paludisme à Plasmodium vivax, sans complication
B51.9malaria door Plasmodium vivaxzonder complicatie
B51.9Plasmodium vivax malaria without complication
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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