Q31.8 OTHER CONGENITAL MALFORMATIONS OF LARYNX

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Code Information

Diagnosis Code: Q31.8

Short Description: Other congenital malformations of larynx

Long Description: Other congenital malformations of larynx

The code Q31.8 is VALID for claim submission

Code Classification:

Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- Congenital malformations of the respiratory system (Q30-Q34)
  - Congenital malformations of larynx (Q31)
    - Q31.8 Other congenital malformations of larynx

Code Version: 2022 ICD-10-CM

Synonyms

Absence of larynx
Absence of larynx
Agenesis of bronchus
Agenesis of larynx
Agenesis of larynx
Agenesis of larynx, trachea and bronchus
Agenesis of trachea
Anomaly of epiglottis
Anomaly of laryngeal and/or tracheal cartilage
Atresia of larynx and trachea
Bifid epiglottis
Congenital absence of bronchus
Congenital absence of epiglottis
Congenital absence of trachea
Congenital anomaly of cricoid cartilage
Congenital anomaly of epiglottis
Congenital anomaly of hyoid bone
Congenital anomaly of thyroid cartilage
Congenital atresia of epiglottis
Congenital atresia of glottis
Congenital atresia of larynx
Congenital atresia of larynx
Congenital atresia of trachea
Congenital bronchial stenosis
Congenital cleft larynx
Congenital cleft of posterior cricoid cartilage
Congenital cleft thyroid cartilage
Congenital cyst of aryepiglottic fold
Congenital fissure of epiglottis
Congenital laryngeal cyst
Congenital laryngotracheoesophageal cleft
Congenital malformation of larynx and trachea
Congenital malformation of larynx and trachea
Congenital malformation of larynx and trachea
Congenital malformation of trachea and bronchus
Congenital malformation of trachea and bronchus
Congenital stenosis of larynx
Congenital stenosis of larynx
Congenital stenosis of larynx, trachea and bronchus
Congenital stenosis of trachea
Congenital supraglottic stenosis
Congenital tracheobronchial stenosis
Cyst of epiglottis
Cyst of larynx
Cyst of larynx
Lack of ossification of hyoid bone
Laryngeal cleft type 0
Laryngeal cleft type I
Laryngeal cleft type II
Laryngeal cleft type III
Laryngeal cleft type IV
Stenosis of bronchus
Stenosis of trachea
Supraglottic cyst
Supraglottic stenosis
Vocal cord absent

References to Index of Diseases and Injuries

The code Q31.8 has the following ICD-10-CM references to the Index of Diseases and Injuries

Inclusion Terms:
- Absence of larynx
- Agenesis of larynx
- Atresia of larynx
- Congenital cleft thyroid cartilage
- Congenital fissure of epiglottis
- Congenital stenosis of larynx NEC
- Posterior cleft of cricoid cartilage

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
Q31.8		748.3	Laryngotrach anomaly NEC

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
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
Q31.9	Congenital malformation of larynx, unspecified

This page was last updated on: 10/1/2023

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