Figures 1-2. 54 year old man with 4 days of progressively worsening pain and swelling around the right eye.
1. What is the differential diagnosis?
2. What is the classification scheme for orbital infectious processes?
3. In what age GROUP is preseptal cellulitis most commonly seen?
4. What diagnostic modalitis are indicated in the work-up of the above pictured patient?
5. How should this patient be treated?