Nystagmus can be hereditary, and a person can be born with it, but it can also be a sign of another medical condition. If another health problem is causing the nystagmus, a doctor of optometry will often work with a primary care physician or other medical specialists to treat that underlying cause. While this surgery does not cure nystagmus, it may reduce how much a person needs to turn his or her head for better vision. Rarely, surgery is performed to change the position of the muscles that move the eyes. Some types of nystagmus improve throughout childhood. Using large-print books, magnifying devices and increased lighting can also be helpful. While eyeglasses and contact lenses do not correct the nystagmus itself, they can sometimes improve vision. Other testing may include an ear exam, neurological exam, and/or a brain MRI. Using the information obtained from testing, a doctor of optometry can determine if the patient has nystagmus and advise on treatment options. Since nystagmus is often the result of other underlying health problems, a doctor of optometry may refer the patient to their primary care physician or another medical specialist for further testing. This testing will look for problems that affect the control of eye movements or make it difficult to use both eyes together. In order to obtain a clear, single image of what is being viewed, the eyes must effectively change focus, move and work in unison. Testing how the eyes focus, move and work together.A refraction to determine the appropriate lens power needed to compensate for any refractive error ( nearsightedness, farsightedness, or astigmatism).Visual acuity measurements to assess the extent to which vision may be affected.Patient history to determine any symptoms the patient is experiencing and the presence of any general health problems, medications taken, or environmental factors that may be contributing to the symptoms.Testing for nystagmus, with special emphasis on how the eyes move, may include: Nystagmus can be diagnosed through a comprehensive eye exam.
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