29th October 2020

A 70-year-old man with a 15-year history of metformin-controlled type-2 diabetes mellitus

A 70-year-old man with a 15-year history of metformin-controlled type-2 diabetes mellitus attends his optician complaining of a gradual loss of vision in both eyes. Fundoscopy reveals severe retinal haemorrhages, hard exudates, cotton-wool spots, and venous beading. He is referred to ophthalmology.

Which of the following are the most appropriate investigations for this man given his likely diagnosis?

Which THREE of the following are correct? Select THREE options only.