ICD-10 diagnosis code

M43 Other deforming dorsopathies

M43 is the ICD-10 code for Other deforming dorsopathies. It is a three-character category divided into 9 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block M40–M43 (Deforming dorsopathies) in Chapter XIII, Diseases of the musculoskeletal system and connective tissue.

Code type: Category (3 characters)
Chapter: XIII · M00–M99
Classification: WHO ICD-10, 2019 version

What M43 excludes

Conditions that look similar but belong under another code.

congenital spondylolysis and spondylolisthesis Q76.2
hemivertebra Q76.3-Q76.4
Klippel-Feil syndrome Q76.1
lumbarization and sacralization Q76.4
platyspondylisis Q76.4
spina bifida occulta Q76.0
spinal curvature in:
- osteoporosis M80-M81
- Paget disease of bone [osteitis deformans] M88.-

Subcodes of M43

M43 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

M43Andra deformerande ryggsjukdomar

DenmarkICD-10-DK

DM43Andre deformerende rygsygdomme

FinlandICD-10-FI

M43Muut epämuotoisuutta aiheuttavat selkäsairaudet

GermanyICD-10-GM

M43Sonstige Deformitäten der Wirbelsäule und des Rückens

FranceICD-10-FR

M43Autres dorsopathies avec déformation

NetherlandsICD-10-NL

M43overige deformerende dorsopathieën

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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