kodex

Kodex

ICD-10-CM
Code

Q74.1

Congenital malformation of knee

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Hierarchy

  • Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • Q65-Q79 Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)
      • Q74 Other congenital malformations of limb(s)
        • Q74.0 Other congenital malformations of upper limb(s), including shoulder girdle
        • Q74.1 Congenital malformation of knee
        • Q74.2 Other congenital malformations of lower limb(s), including pelvic girdle
        • Q74.3 Arthrogryposis multiplex congenita
        • Q74.8 Other specified congenital malformations of limb(s)
        • Q74.9 Unspecified congenital malformation of limb(s)

Notes

Q00-Q99

  • Codes from this chapter are not for use on maternal records

Inclusion Terms

Q74.1

  • Congenital absence of patella
  • Congenital dislocation of patella
  • Congenital genu valgum
  • Congenital genu varum
  • Rudimentary patella

Excludes 1

Q74.1

  • congenital dislocation of knee (Q68.2)
    • Q68.2 Congenital deformity of knee
  • congenital genu recurvatum (Q68.2)
    • Q68.2 Congenital deformity of knee
  • nail patella syndrome (Q87.2)
    • Q87.2 Congenital malformation syndromes predominantly involving limbs

Q74

  • Q69 Polydactyly
  • reduction defect of limb (Q71-Q73)
  • Q70 Syndactyly

Excludes 2

Q00-Q99

  • inborn errors of metabolism (E70-E88)
    • E70-E88 Metabolic disorders (E70-E88)

Related Terms