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Supraglottic stenosis in localized Wegener granulomatosis
Antonio Belloso1, Cristina Estrach, Andrew O Keith
1Department of Otolaryngology, Blackpool Victoria Hospital, Blackpool, UK. a.belloso@btinternet.com
Ear, Nose, & Throat Journal
|July 18, 2008
Summary
This case report details the first instance of supraglottic stenosis caused by Wegener granulomatosis. Diagnosis was confirmed by elevated cytoplasmic-pattern antineutrophil cytoplasmic antibody (c-ANCA) levels, aiding in identifying this rare airway complication.
Area of Science:
- Medicine
- Rheumatology
- Otolaryngology
Background:
- Wegener granulomatosis is a necrotizing vasculitis affecting primarily the kidneys and airways.
- Subglottic stenosis is a known airway manifestation, but supraglottic involvement is not well-documented.
Observation:
- A patient presented with supraglottic stenosis.
- Initial biopsy results were nonspecific, complicating the diagnosis.
- An elevated cytoplasmic-pattern antineutrophil cytoplasmic antibody (c-ANCA) level was crucial for diagnosis.
Findings:
- This is the first reported case of supraglottic stenosis secondary to Wegener granulomatosis.
- Localized Wegener granulomatosis involves limited upper airway disease.
- Diagnosis of localized forms can be challenging due to non-specific histology and variable c-ANCA positivity.
Implications:
- Highlights a rare but significant upper airway complication of Wegener granulomatosis.
- Emphasizes the importance of c-ANCA testing in diagnosing localized Wegener granulomatosis.
- Informs diagnostic criteria and management strategies for this specific patient population.
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