spirometry (after an exacerbation of COPD or asthma)

Last reviewed 01/2018

  • the patient's condition should be stable (ie at least 6 weeks since an exacerbation)
  • before a bronchodilator reversibility test the patient should stop their short acting beta 2 agonist for 6 hours, long acting bronchodilator for 12 hours and theophyllines for 24 hours

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