From parent levels

ChapterXVIICongenital malformations, deformations and chromosomal abnormalitiesOpen

Exclusions

  • inborn errors of metabolism (E70-E90)
BlockQ30-Q34Congenital malformations of the respiratory systemOpen
CategoryQ31Congenital malformations of larynxOpen

Exclusions

  • congenital (laryngeal) stridor NOS (P28.8)

Q31.9

CategoryResidualBlock Q30-Q34Chapter XVII

Congenital malformation of larynx, unspecified

Parent: Q31 Congenital malformations of larynx