Current
Q31 — Congenital malformations of larynx
Part of Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders , block Congenital malformations of the respiratory system (Q30-Q34) .
Official Notes
Excludes1
congenital laryngeal stridor NOS ( P28.89 )
Child Codes
FY 2027 effective October 1, 2026 · CDC NCHS and CMS