A nurse is interpreting the results of a child's peak expiratory flow rate. Which percentage, either at this number or less than this number, is considered to be a red zone? (Record your answer in a whole number.)
What will be an ideal response?
ANS:
50
A peak expiratory flow rate of red (<50% of personal best) signals a medical alert. Severe airway narrowing may be occurring. A short-acting bronchodilator should be administered. Notify the practitioner if the peak expiratory flow rate does not return immediately and stay in yellow or green zones.
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