In a patient with COPD, what is the best management option?
AQuit smoking
BBronchodilators
CLow flow oxygen
DMucolytics
A 2-year-old male boy presenting with sudden severe dyspnea, what is the most common cause?
AForeign body
BAcute severe asthma
CBronchiolitis
DAnaphylaxis
A 48F, COPD history is admitted with increasing dyspnea and cyanosis. Blood gas analysis reveals pH 7.32, PaCO2 60 mmHg, and PaO2 50 mmHg. Most appropriate management step?
AAdminister intravenous antibiotics
BInitiate NIPPV
CProvide high-flow oxygen therapy
DImmediate intubation and mechanical ventilation
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