An 85-year-old man presents with a painful and pulseless right lower leg. You suspect an ischaemic limb.

1. List three features of history or examination that would indicate an embolic occlusion. 3 marks

2. List three features of history or examination that would indicate a thrombotic occlusion. 3 marks

3. State two bedside clinical investigation findings that would suggest arterial occlusion. 2 marks

CT angiogram demonstrates an occlusion of the right femoral artery.

4. State three components of your management. 3 marks