A 50-year-old man is brought into your resus bay with palpitations. A 12-lead ECG is performed.

Very Fast Tachycardia

1. What is the diagnosis? 1 mark

2. Give three features which support your diagnosis. 3 marks

3. What class of medications would you definitively avoid giving this patient and why? 2 marks

4. What medication is considered safe in managing this dysrhythmia? 1 mark

5. List five ECG features which would support the diagnosis of VT over SVT with aberrancy. 5 marks