A 5-year-old boy presents with progressive left eye swelling, pain and nausea.

Orbital cellulitis

1. List four examination findings that help differentiate orbital from periorbital cellulitis. 4 marks

2. List two other differential diagnoses to consider. 2 marks

Your examination findings are consistent with orbital cellulitis.

3. State three priorities in management including drug dose or route where relevant. 3 marks

4. List three significant complications of orbital cellulitis. 3 marks