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A paper that changed my practice: S McKenzie. Cough but is it asthma? Arch Dis Child 1994;70:1–2
  1. D Spencer
  1. Correspondence to:
    D Spencer
    Department of Respiratory Paediatrics, Regional Cardiothoracic Centre, Freeman Hospital, Newcastle upon Tyne, NE7 7DN, UK;david.spencer{at}


Most doctors can identify key papers that have influenced their approach to the management of a particular clinical problem, although sometimes the gestation period of this effect can be very prolonged. In this short review I discuss the effects of a seminal paper by Sheila Mackenzie from the early 1990s on my current approach to the diagnosis and management of chronic cough in children.

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  • Competing interests: None declared.

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  • Précis
    BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health
  • Research Article
    S McKenzie