Which of the following treatments is the least useful for the treatment of RDS?
a. CPAP
b. Surfactant replacement therapy
c. High-frequency ventilation
d. Bronchial hygiene techniques
ANS: D
Continuous positive airway pressure (CPAP) and positive end expiratory pressure (PEEP) are the traditional support modes used to manage RDS. Surfactant replacement therapy and high-frequency ventilation (HFV) have been added to these traditional approaches.
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