Global Electroretinogram: A Technique To Evaluate The Electrical Activity Of The Retina Introduction to the Electroretinogram
The electroretinogram (ERG) is a technique used to measure the electrical activity generated by the retina in response to a light stimulus. An ERG provides an objective measure of overall retinal function and can help detect various pathological conditions that affect the retina such as retinitis pigmentosa, macular degeneration, and diabetic retinopathy....