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â¢ People ages 20 to 40 should have an eye exam at least every five years unless there are vision changes, pain, flashes of light, new floaters, injury or tearing. Immediate care is needed to address any of those symptoms.
â¢ A five-minute eye exam may be an effective way to detect multiple sclerosis. â¢ The exam usually costs only around $75 per eye. â¢ An expensive MRI brain image is the current standard test used to detect MS. Bottom Line: If findings hold up, the eye exam could be used more often to identify and monitor multiple sclerosis.