Case 20

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?

Retina 20-1.png
Retina 20-3.png

Question: Why does choroidal hyper-transmission occur?

Question: What is the likely diagnosis?

Learning Objectives:

1. Identify OCT features of geographic atrophy

2. Understand why choroidal transmission occurs in geographic atrophy