A school-age child has asthma. The nurse should teach the child that if a peak expiratory flow rate is in the yellow zone, this means that the asthma control is what?
a. 80% of a personal best, and the routine treatment plan can be followed.
b. 50% to 79% of a personal best and needs an increase in the usual therapy.
c. 50 % of a personal best and needs immediate emergency bronchodilators.
d. Less than 50% of a personal best and needs immediate hospitalization.
ANS: B
The interpretation of a peak expiratory flow rate that is yellow (50%–79% of personal best) signals caution. Asthma is not well controlled. An acute exacerbation may be present. Maintenance therapy may need to be increased. Call the practitioner if the child stays in this zone.
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