Congenital malformations of larynx - Q31

 Type 1 Excludes

• congenital laryngeal stridor NOS (P28.89)

 Codes

• 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