Rhinitis (nasal congestion)
DDx
DDx
DDx
- Viral rhinitis (common cold)
- Allergic rhinitis
- Sinusitis (rhinosinusitis)
- Vasomotor rhinitis (eg, cold air- or irritant-induced)
- Nasal polyposis
- Rhinitis medicamentosa
- Foreign body
- Wegener’s granulomatosis
- Coronary sinus flow (CSF) leak
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