A 59-year-old patient is found unconscious at home following a welfare check. He is hypotensive with a GCS of 5. An ECG is performed on arrival.

Hypothermia

1. List three pertinent findings on the ECG. 3 marks

2. Other than hypothermia, list three conditions associated with the QRS abnormality seen on this ECG. 3 marks

3. Complete the table outlining the four stages of hypothermia including temperature range, presentation and treatment. 8 marks

4. Excluding environmental exposure, medications and toxins, list four medical conditions that can cause hypothermia. 4 marks