13th August 2020

A 76-year-old gentleman with a  background history of hypertension, type 2 diabetes and hypercholestrolaemia presents to the emergency department (ED)

A 76-year-old gentleman with a  background history of hypertension, type 2 diabetes and hypercholestrolaemia presents to the emergency department (ED) with a sudden loss of vision in the right eye an hour ago. There is no associated pain. He has never experienced anything like this before. Visual acuity has been reduced to finger counting in the right eye, with no significant changes in the left eye. On fundoscopy, you notice retinal pallor and a cherry-red macula. What is the most likely diagnosis?

For the patient above, please select the most appropriate diagnosis. Select ONE option from the list above.