An 18-year-old with severe asthma is brought into the emergency department on an nonrebreath-ing mask; he is in acute respiratory distress
He has been given multiple rounds of bronchodilators and corticosteroids and is still in distress, with an SpO2 of 85% on the nonrebreathing mask. What therapy should the respiratory care prac-titioner suggest to the physician at this time?
a. Nitric oxide therapy c. Carbogen therapy
b. Heliox therapy d. Hyperbaric therapy
ANS: B
Heliox mixtures have been used on a limited basis to treat patients with airway obstruction, spe-cifically in the management of asthmatic patients with acute respiratory failure.
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