COPR Entry To Practice Examination (PCP)

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A patient with acute severe asthma is not responding to initial bronchodilator therapy and is becoming increasingly fatigued. Which finding MOST suggests impending respiratory failure?

Expiratory wheeze SpO2 of 93% on room air Decreasing level of consciousness and a silent chest Use of accessory muscles

Correct Answer:

Decreasing level of consciousness and a silent chest

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