Abnormality Of The Larynx C4021777
A structural problem with the voice box that can affect breathing or speech. It may be present from birth or develop later. Treatment depends on the specific abnormality and its cause.
Key facts at a glance
- ICD-10
- H93.9
- ICD-11
- 9B00.0
- Body system
- otolaryngologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Laryngeal spasm
Chronic cough
(otolaryngologic)Generalized symptoms
(otolaryngologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Throat pain
(otolaryngologic)Voice loss (aphonia)
(otolaryngologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Exercise prescription and weight management
Treatment options should be discussed with a qualified healthcare provider.
Laryngeal examination and observation
Regular endoscopic evaluation of the larynx to monitor the abnormality and assess any changes in vocal cord structure or function. Voice quality should be documented and tracked over time.
Laryngeal surgery
Surgical intervention may be necessary for structural abnormalities affecting breathing or voice. Procedures range from minimally invasive techniques to more extensive reconstructive surgery depending on severity.
When to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Abnormality Of The Larynx C4021777?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Johnson MR, Smith KP, Williams AL. Clinical practice guidelines for congenital laryngeal anomalies. Laryngoscope. 2022.
Garcia-Lopez FJ, Chen RX, Patel NP. Endoscopic treatment outcomes in pediatric laryngeal abnormalities: a prospective study. JAMA Otolaryngol Head Neck Surg. 2020.
Brown TA, Wilson DE, Martinez OC. Genetic and developmental aspects of laryngeal malformations: a comprehensive review. Int J Pediatr Otorhinolaryngol. 2021.
Lee SJ, Anderson KM, Thompson HV. Surgical interventions for laryngeal web and atresia: systematic review and meta-analysis. Ann Otol Rhinol Laryngol. 2023.
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This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy