Kodex

Section

Q31

Congenital malformations of larynx

Hierarchy

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- Q30-Q34 Congenital malformations of the respiratory system (Q30-Q34)
  - Q31 Congenital malformations of larynx
    - Q31.0 Web of larynx
    - Q31.1 Congenital subglottic stenosis
    - Q31.2 Laryngeal hypoplasia
    - Q31.3 Laryngocele
    - Q31.5 Congenital laryngomalacia
    - Q31.8 Other congenital malformations of larynx
    - Q31.9 Congenital malformation of larynx, unspecified

Notes

Codes from this chapter are not for use on maternal records

Excludes 1

Q31

congenital laryngeal stridor NOS (P28.89)
- P28.89 Other specified respiratory conditions of newborn

Excludes 2

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