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ICD-10 diagnosis code

Q66.5 Congenital pes planus

This page in Swedish

Q66.5 is the ICD-10 code for Congenital pes planus. It is a four-character subcategory of Q66 (Congenital deformities of feet), the most specific level in the WHO edition. It belongs to the block Q65–Q79 (Congenital malformations and deformations of the musculoskeletal system) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.

Code type
Subcategory (4 characters)
Chapter
XVII · Q00–Q99
Classification
WHO ICD-10, 2019 version

What Q66.5 includes

Conditions and terms that are coded here.

  • Flat foot:
    • congenital
    • rigid
    • spastic (everted)

Q66.5 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

Q66.5Medfödd plattfot

NorwayICD-10-NO

Q66.5Medfødt plattfot

DenmarkICD-10-DK

DQ665Medfødt platfod

FinlandICD-10-FI

Q66.5Synnynnäinen lattajalka

GermanyICD-10-GM

Q66.5Pes planus congenitus

FranceICD-10-FR

Q66.5Pied plat congénital

NetherlandsICD-10-NL

Q66.5congenitale 'pes planus'

United StatesICD-10-CM

Listed through more specific codes:

  • Q66.50Congenital pes planus, unspecified foot
  • Q66.51Congenital pes planus, right foot
  • Q66.52Congenital pes planus, left foot

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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