What does a multifocal electroretinogr. test used to look for?

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Answers:
Electroretinography, is used to measure the electrical responses of various cell types in the retina, including the light-sensitive cells (rods and cones) and the ganglion cells. Electrodes are placed on the cornea and the skin near the eye. During a recording, the patient is watching a standardized stimulus and the resulting signal is interpreted in terms of its amplitude (voltage) and time course. Stimuli include flashes (flash ERG) and reversing checkerboard patterns (pattern ERG). Applications are predominantly in ophthalmology, where the electroretinogram (ERG) is used for the diagnosis of various retinal diseases.

Multifocal ERG is used to measure multiple responses in different locations.

Other Answers:
This is an eye test that evaluates the function of the film (retina) that lines the eye.

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What does a multifocal electroretinogr. test used to look for?

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