Television and the Epileptic Child

H. Paul Johnson, MD
JAMA. 1963;184(5):429. doi:10.1001/jama.1963.03700180155018.
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To the Editor:  —With regard to the editorial, "Television and the Epileptic Child" (JAMA183:592 [Feb 16] 1963), I do not believe that light, per se, is the basic factor in the precipitation of seizures in the epileptic child. It is rather the difficulty of maintaining the position of convergence on shifting images. Disjunctive functions are the most difficult ones which the eyes are called upon to perform, and they are, therefore, not likely to sustain good alignment when the object which they are viewing is subject to "flicker." "Flicker" produces difficulty in nervously tense or fatigued individuals since it makes the shift from binocular single vision to monocular less easy to perform. The symptomatology may cover a wide range from actual diplopia to headache to nausea and vomiting. According to the late Dr. James Watson White, an international authority in this field, car sickness is very frequently the


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