We’re Specialists in Surgical and Retinal Treatments for Connecticut, New York, and Beyond.


Electroretinography (ERG) and electro-oculography (EOG) are two tests that determine the electrical properties and health of the retina, much like an electrocardiogram (EKG) does for the heart.

It is especially useful in certain inherited diseases of the retina to allow for the correct diagnosis and, thus, treatment strategy.