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Ectopic adenoid tissue in the choanae
The Journal of Laryngology and Otology
|March 13, 2001
Summary
Ectopic adenoid tissue in the choanae causes long-lasting nasal stenosis unresponsive to standard treatments. Transnasal removal via forceps offers a successful treatment for this rare condition, improving nasal airway obstruction.
Area of Science:
- Otolaryngology
- Rhinology
- Pediatric Surgery
Background:
- Nasal stenosis can be a debilitating condition, often requiring multiple treatments.
- Ectopic adenoid tissue in the choanae is an underdiagnosed cause of persistent nasal obstruction.
Purpose of the Study:
- To identify and describe ectopic adenoid tissue in the choanae as a cause of nasal stenosis.
- To evaluate the efficacy of transnasal forceps removal for this condition.
Main Methods:
- Diagnosis was established using anterior rhinoscopy with a flexible rhinopharyngo-laryngoscope.
- Treatment involved transnasal removal of ectopic adenoid tissue using forceps.
- A series of 19 patients with persistent nasal stenosis were studied.
Main Results:
- Ectopic adenoid tissue was successfully removed transnasally in all 19 patients.
- All patients experienced relief from long-lasting nasal stenosis symptoms.
- This condition is estimated to affect approximately 2% of patients with adenoid-related symptoms.
Conclusions:
- Ectopic choanal adenoid tissue is a treatable cause of chronic nasal stenosis.
- Transnasal endoscopic examination is crucial for diagnosing this condition.
- Prompt diagnosis and treatment can resolve prolonged nasal airway obstruction.