Main Menu Back to Eye Exams Adaptive Equipment Braille Eye Disorders Eye Surgery History News Research & Clinical Studies Eye Diagram Glossary   Our Other Sites Bookstore Directory Other Resources Statistics Vision Health Resources Search All Sites Site Map Resource Links Third Party Links Eye Exams - Electroretinography Electroretinography is a test to measure the electrical response of the eye's light-sensitive cells (rods and cones). Electrodes are placed on the cornea and the skin near the eye. Decreased electroretinography values may indicate any of the following: arteriosclerosis giant cell arteritis mucopolysaccharidosis retinal detachment siderosis (iron poisoning) Vitamin A deficiency For more information visit MEDLINEplus

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