Choanal Atresia Unilateral C5680630
A birth defect where one nasal passage fails to open fully. Can cause breathing and feeding problems in infants. Usually requires surgical repair to restore normal airflow.
Key facts at a glance
- ICD-10
- Q30.0
- ICD-11
- LA00.0
- Body system
- otolaryngologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(otolaryngologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Unilateral nasal obstruction
(otolaryngologic)Rhinorrhea
(otolaryngologic)Recurrent sinusitis
(otolaryngologic)Midface anomalies (pyriform aperture stenosis)
(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
Endoscopic choanal atresia repair
Minimally invasive surgical procedure using an endoscope to remove the bony or membranous obstruction and create a patent nasal passage.
Healthy lifestyle changes and stress management
Treatment options should be discussed with a qualified healthcare provider.
Additional treatment options
Stent placement
Temporary silicone stents are placed to maintain nasal airway patency after surgical repair and prevent restenosis during healing.
procedureNasal corticosteroids
Topical steroid sprays reduce postoperative inflammation and mucosal edema to promote healing and prevent re-obstruction.
medicationSaline nasal irrigation
Regular nasal saline rinses keep the airway moist, remove secretions, and support mucosal healing after surgical intervention.
lifestyleSerial endoscopic evaluation
Regular follow-up examinations with a flexible endoscope to monitor healing, detect restenosis early, and assess nasal airway patency.
monitoringWhen 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 Choanal Atresia Unilateral C5680630?
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.
Kassai B, Dulai A, Koves IH. Canadian guideline for the management of congenital choanal atresia. J Otolaryngol Head Neck Surg. 2019.
Taylan G, Yildiz M, Paltura C. Unilateral choanal atresia: Diagnosis and treatment approaches. Eur Arch Otorhinolaryngol. 2020.
Ramadan HH, Sargi Z. Endoscopic surgical outcomes in pediatric unilateral choanal atresia: A prospective study. Laryngoscope. 2018.
Kwong KM, Liu HL. Imaging characteristics of unilateral choanal atresia in infants. Int J Pediatr Otorhinolaryngol. 2022.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy