A 78-year-old woman with COAD, diabetes and hypothyroidism presents with shortness of breath and respiratory sepsis. On arrival she looks unwell with increased work of breathing. A - patent B - RR 32 SaO2 94% on room air, creps at right base, expiratory wheeze bilaterally C - HR 125 BP 105/70 D - GCS 15 E T 39.3 BSL 18 Early in her presentation she receives IV antibiotics, slow IV fluids, bronchodilators and corticosteroids. Her oxygenation then deteriorates and she looks more unwell.

1. List three methods of improving oxygenation in this patient with one pro and one con for each. 3 marks

She continues to deteriorate with worsening hypoxia and hypotension. You feel that she requires intubation.

2. State five steps you would do in preparation for intubation. 5 marks

Post intubation, her BP drops to 85/50.

3. List (2) potential causes and state a management step for each. 4 marks