Patients turn to eye doctors to diagnose and treat a range of eye-related conditions and diseases that affect vision. Notably, ignoring even the subtle symptoms can cause severe eye problems, such as permanent or temporary vision loss. Therefore, you should always consult an eye expert, such as an optometrist, for proper diagnosis and treatment. This article offers tips to patients when preparing for an eye examination. Signs and Symptoms Although an optometrist can perform several tests to detect eye problems, it is always easier when a patient helps the professional in the diagnosis process.

Diabetic retinopathy is a serious eye condition that occurs when your blood sugar levels are frequently too high. Uncontrolled blood sugar levels degrade the blood vessels in your retina and can cause them to swell and leak. The retina is located at the back of the eye and plays a key role in the processing of images. Light enters your eye through the iris and reaches your retina at the correct angle for clear vision.