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ICD-10 diagnosis code

M46.4 Discitis, unspecified

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M46.4 is the ICD-10 code for Discitis, unspecified. It is a four-character subcategory of M46 (Other inflammatory spondylopathies), the most specific level in the WHO edition. It belongs to the block M45–M49 (Spondylopathies) 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

M46.4 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

M46.4Inflammation i intervertebraldisk, ospecificerad

NorwayICD-10-NO

M46.4Uspesifisert inflammasjon i mellomvirvelskive

  • M46.40Uspesifisert inflammasjon i flere mellomvirvelskiver i ryggsøylen
  • M46.41Uspesifisert inflammasjon i mellomvirvelskive i oksipito-atlanto-aksialregionen
  • M46.42Uspesifisert inflammasjon i mellomvirvelskive i cervikalregionen
  • M46.43Uspesifisert inflammasjon i mellomvirvelskive i cervikotorakalregionen
  • M46.44Uspesifisert inflammasjon i mellomvirvelskive i torakalregionen
  • M46.45Uspesifisert inflammasjon i mellomvirvelskive i torakolumbalregionen
  • M46.46Uspesifisert inflammasjon i mellomvirvelskive i lumbalregionen
  • M46.47Uspesifisert inflammasjon i mellomvirvelskive i lumbosakralregionen
  • and 2 more national subcodes
DenmarkICD-10-DK

DM464Diskitis UNS

FinlandICD-10-FI

M46.4Määrittämätön nikamavälilevyn tulehdus

GermanyICD-10-GM

M46.4Diszitis, nicht näher bezeichnet

FranceICD-10-FR

M46.4Discite, sans précision

NetherlandsICD-10-NL

M46.4discitis, niet-gespecificeerd

United StatesICD-10-CM

Listed through more specific codes:

  • M46.40Discitis, unspecified, site unspecified
  • M46.41Discitis, unspecified, occipito-atlanto-axial region
  • M46.42Discitis, unspecified, cervical region
  • M46.43Discitis, unspecified, cervicothoracic region
  • M46.44Discitis, unspecified, thoracic region
  • M46.45Discitis, unspecified, thoracolumbar region
  • M46.46Discitis, unspecified, lumbar region
  • M46.47Discitis, unspecified, lumbosacral region
  • and 2 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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