Station four
(5 minutes allowed)
This patient presents with decreased left vision. The visual acuity measures right 6/6 and left 6/36. There is no relative afferent pupillary defect. A MRI is as shown.

a. What is this scan?

b. What abnormality is shown?

c. Why is there no relative afferent pupillary defect?

d. What is the most likely visual defect?





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