AllRefer Health - Color Vision Test: What do Abnormal Results Mean? (Eye Test - Color, Ishihara Color Vision Test, Vision Test

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You are here : AllRefer.com > Health > Tests & Exams > Color Vision Test: What do Abnormal Results Mean?

Color Vision Test


•	Definition
•	Why is the Test Performed?
•	How is the Test Performed?
•	How to Prepare for the Test?
•	How will the Test Feel?
•	Normal Values
•	What do Abnormal Results Mean?
•	Risks
•	Pictures & Images
•	Go To Main Page

Alternate Names : Eye Test - Color, Ishihara Color Vision Test, Vision Test - Color

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What do Abnormal Results Mean?

This test can determine the following abnormalities:

Protanopia (difficulty distinguishing between blue/green and red/green)
Deuteranopia (difficulty distinguishing between red/purple and green/purple)
Tritanopia (difficulty distinguishing between yellow/green and blue/green)
Achromatopsia (complete color blindness, seeing only shades of gray)
Optic nerve difficulties

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• Definition
• Why is the Test Performed?
• How is the Test Performed?
• How to Prepare for the Test?
• How will the Test Feel?
• Normal Values
• What do Abnormal Results Mean?
• Risks
• Pictures & Images

Review Date : 7/21/2003
Reviewed By : Edward B. Feinberg, M. D., Professor and Chair, Ophthalmology, Boston University School of Medicine, Boston, MA. Review provided by VeriMed Healthcare Network.

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