It marks the initial stage of retinopathy when blood vessels in the retina get affected and form pouches. Most diabetic patients who suffer from diabetes for twenty years shall exhibit some signs of nonproliferative diabetic retinopathy. Although treatment is not generally required at this stage, macular edema demands prompt treatment to safeguard vision.
Macular edema – A portion of the retina specialized for sharp vision, writing and colour differentiation is called the macula. Over a course of time, the macula of an individual with diabetes swells with fluid. This condition is termed as macular edema which may result in loss of vision if left unattended.