What does "Optokinetic nystagmus testing" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
Optokinetic nystagmus testing is a type of eye test. It checks how well a person's eyes can follow a moving object. This is done by having the person watch a moving pattern, often a rotating drum or wheel. The test can help doctors identify problems with the nerves and muscles that control eye movement.
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