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Plasma catecholamine responses in acute severe asthma.
  1. T R Parke,
  2. D J Steedman,
  3. C E Robertson,
  4. R A Little,
  5. P F Maycock
  1. Department of Accident and Emergency Medicine, Royal Infirmary, Edinburgh.


    Twenty patients presenting to an A&E department with acute severe asthma were studied. Despite clinically severe airway obstruction few had raised catecholamine levels. However several patients with impending respiratory arrest had markedly elevated catecholamine levels, and relationships are demonstrated between these levels and other measures of disease severity.

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