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You have just performed an RSI on a patient with acute severe asthma. Shortly after intubation you look up at the monitor and see this capnography trace.

Intubated asthmatic

1. What is the MOST CONCERNING cause for this trace? 1 mark

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2. List (3) other situations that could give rise to a flat capnography trace. 3 marks

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You manage to troubleshoot the problem. The capnograph trace now looks like this.

3. List (2) relevant findings and give an explanation for each. 2 marks

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4. Give (6) ventilation parameters for this severe asthmatic and provide a rationale for each. 12 marks

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