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ICD-10 diagnosis code

M05.9 Seropositive rheumatoid arthritis, unspecified

This page in Swedish

M05.9 is the ICD-10 code for Seropositive rheumatoid arthritis, unspecified. It is a four-character subcategory of M05 (Seropositive rheumatoid arthritis), the most specific level in the WHO edition. It belongs to the block M05–M14 (Inflammatory polyarthropathies) in Chapter XIII, Diseases of the musculoskeletal system and connective tissue.

Code type
Subcategory (4 characters)
Chapter
XIII · M00–M99
Classification
WHO ICD-10, 2019 version

M05.9 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

M05.9Seropositiv reumatoid artrit, ospecificerad

  • M05.9LReumatoid artrit, RF-positiv och ACPA-positiv
  • M05.9MReumatoid artrit, RF-positiv och ACPA-negativ
  • M05.9NReumatoid artrit, RF-positiv och ACPA ospecificerad
NorwayICD-10-NO

M05.9Uspesifisert seropositiv revmatoid artritt

  • M05.90Uspesifisert seropositiv revmatoid artritt i flere lokalisasjoner
  • M05.91Uspesifisert seropositiv revmatoid artritt i skulderregionen
  • M05.92Uspesifisert seropositiv revmatoid artritt i albue
  • M05.93Uspesifisert seropositiv revmatoid artritt i håndledd
  • M05.94Uspesifisert seropositiv revmatoid artritt i ledd mellom knokler i hånd
  • M05.95Uspesifisert seropositiv revmatoid artritt i hofteledd eller sakroiliakalledd
  • M05.96Uspesifisert seropositiv revmatoid artritt i kneledd
  • M05.97Uspesifisert seropositiv revmatoid artritt i ankel eller ledd mellom knokler i fot
  • and 2 more national subcodes
DenmarkICD-10-DK

DM059Seropositiv reumatoid artritis UNS

FinlandICD-10-FI

M05.9Määrittämätön seropositiivinen nivelreuma

GermanyICD-10-GM

M05.9Seropositive chronische Polyarthritis, nicht näher bezeichnet

FranceICD-10-FR

M05.9Polyarthrite rhumatoïde séropositive, sans précision

NetherlandsICD-10-NL

M05.9seropositieve reumatoïde-artritis, niet-gespecificeerd

United StatesICD-10-CM

M05.9Rheumatoid arthritis with rheumatoid factor, 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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