Differential diagnosis
Differential diagnosis of PNDS include cough inducing conditions such as: (1,2)
- allergic rhinitis,
- perennial nonallergic rhinitis
- post-infectious rhinitis
- bacterial sinusitis
- allergic fungal sinusitis
- rhinitis due to anatomic abnormalities
- rhinitis due to physical or chemical irritants
- occupational rhinitis
- rhinitis medicamentosa
- rhinitis of pregnancy
- gastroesophageal reflux disease
Reference:
- Pratter M. Chronic upper airway cough syndrome secondary to rhinosinus diseases (previously referred to as postnasal drip syndrome): ACCP evidence-based clinical practice guidelines. Chest. 2006;129(suppl 1):63S-71S.
- Parker SM, Smith JA, Birring SS, et al. British Thoracic Society Clinical Statement on chronic cough in adults. Thorax. 2023 Dec 6;78(suppl 6):s3-19.
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