Author: Narvair Kahlar / Editor: Sarah Edwards / Codes: NeuC12, OptP5, SLO1, SLO2 / Published: 28/10/2022

A 73-year-old male presents to the emergency department (ED) with 1 hour history of sudden, painless vision loss in the left eye. He denies any other symptoms.

He has a background of insulin dependent type 2 diabetes, ischaemic heart disease, hypertension and dyslipidaemia, which he is taking multiple medications for.

On assessment, left visual acuity consists of hand motion only compared to 6/6 vision on the right and both pupils will equal and reactive to light. Dilated fundus images can be seen in Figure 1 below.

Fig.15