A 48-year-old man was admitted to a burn centre 24 hours ago with self-inflicted flame burns to 65% of his body, particularly affecting the upper body including the head and neck region.
Initial fibreoptic bronchoscopic examination revealed severe inhalational injury. He is currently intubated in the intensive care unit on an FiO2 of 0.4, and is on haemofiltration to treat hyperkalaemia.
His current blood results are as shown below:
Na+ 143 mmol/l 135–145 mmol/l
K+ 5.3 mmol/l 3.5–5.5 mmol/l
Urea 25.2 mmol/l 3.5–9.5 mmol/l
Creatinine 285 µmol/l 60–115 µmol/l
White cell count 18.4 x 109 /l 4.0–11.0 x 109/l
Haemoglobin 180 g/l 128–173 g/l
Platelets 480 x 109/l 150–400 x 109/l
Prothrombin time 21 s 10–14 s
International Normalized Ratio 1.6
Activated partial thromboplastin time 38 s 24–34 s
pH 7.38 7.36–7.44
PaCO2 42 mmHg 35–45 mmHg 5.6 kPa 4.7–6.0 kPa
PaO2 140 mmHg 80–100 mmHg 18.6 kPa 10.6–13.3 kPa
Base excess -3.0 mmol/l -2 to +2 mmol/l
HCO3⁻ 24 mmol/l 22–26 mmol/l
The surgeon would like to perform debridement of burns on the emergency list within the next two hours.