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12th April 2024
A 78 year old male presents to the emergency department with haemoptysis, fatigue and weight loss.
A 78 year old male presents to the emergency department with haemoptysis, fatigue and weight loss. A medical emergency call has been put out as he started seizing. He has a past medical history, which includes hypertension, angina, hyperlipidaemia and he has a 30 pack year history. A venous blood gas is performed with the results shown below:
| pH (7.35 – 7.45) | 7.22 |
| Na (135 – 145 mmol/L) | 119 |
| K (3.6 – 5.2 mmol/L) | 5.8 |
| pCO2 (5.5 – 6.8 kPa) | 6.2 |
| pO2 (11 – 13 kPa) | 4.3 |
Which of the following is the underlying reason for his seizure?
Select the SINGLE most appropriate option from the list below. Select ONE option only.
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