Patient Presentation: A 73-year-old female presents to ophthalmology clinic for a routine follow-up appointment. Her vision is 20/20 in the right eye and 20/400 in the left eye. Her central vision in the left eye has been poor for many years. An OCT macula was performed in the left eye demonstrating the following:
Question: Please describe this OCT?
Question: Why does choroidal hyper-transmission occur?
Question: What is the likely diagnosis?
1. Identify OCT features of geographic atrophy
2. Understand why choroidal transmission occurs in geographic atrophy