Postviral vagal neuropathy
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Clinic
- PVVN is a clinical diagnosis characterized by laryngeal complaints initiated by an upper respiratory tract infection (URI).
- Little is known about the natural history of this disease, and only small case series have been reported.
- In a 2009 research 44 patients with PVVN. [1]
- The most common initial URI symptoms were
- Cough (89%)
- Nasal congestion (75%)
- Rhinorrhea (64%)
- The most common persistent symptoms were
- Cough (52%)
- Throat clearing (48%)
- Dysphonia (41.5%)
- Vocal fatigue (43%)
- ↑ Rees CJ, Henderson AH, Belafsky PC. Postviral vagal neuropathy. Ann Otol Rhinol Laryngol. 2009 Apr;118(4):247-52. doi: 10.1177/000348940911800402. PMID: 19462843.