It also seems like a quick way to screen for this condition, vs the level of concern that a primary care doc might need to have before referring someone to an o

It also seems like a quick way to screen for this condition, vs the level of concern that a primary care doc might need to have before referring someone to an ophthalmologist. In other words, you could screen more people, even those that are asymptomatic (but have diabetes) and potentially catch retinal disease earlier. Even without mind-blowing sensitivity / specificity, this could preserve a lot of people’s vision.