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What is the significance of different cough types?


Characteristic s of cough Potential significance
Productive Chronic bronchitis, lower respiratory tract infection, bronchiectasis or cancer.
Dry Infection (upper or lower respiratory tract), asthma (see Evidence Box 2) (particularly nocturnal), gastro-oesophageal reflux disease, post-nasal drip, pulmonary fibrosis, drugs (e.g. ACE-inhibitors) or cancer.
Bovine Vocal cord paralysis, potentially secondary to invasion of recurrent laryngeal nerve by lung cancer.
Wheezy Airflow limitation, e.g. asthma (see Evidence Box 2).


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