Q31
Non-billableCongenital malformations of larynx
Congenital malformations of larynx
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Child Codes (7)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(6)
Frequently Asked Questions
What is the ICD-10 code for congenital malformations of larynx?
The ICD-10-CM code for congenital malformations of larynx is Q31. The full clinical description is "Congenital malformations of larynx". Q31 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code Q31 mean?
ICD-10-CM code Q31 represents “Congenital malformations of larynx”. It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a non-billable header code. Use a more specific child code for billing purposes.
Is Q31 a billable code?
No, Q31 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under Q31.
What chapter is Q31 in?
Q31 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What codes cannot be used with Q31?
Q31 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital laryngeal stridor NOS (P28.89).
What are the subcategories under Q31?
Q31 has 7 child codes, including: Q31.0 (Web of larynx), Q31.1 (Congenital subglottic stenosis), Q31.2 (Laryngeal hypoplasia), Q31.3 (Laryngocele), and 3 more.
What are the UMLS CUIs for Q31?
Q31 is linked to 1 UMLS Concept Unique Identifier: C0265749. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Q31 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like congenital malformations of larynx affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Q31?
Q31 maps to the ICD-11 code: LA71.Z (Structural developmental anomalies of larynx, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.