Central sleep apnea due to high-altitude periodic breathing
Jan. 17, 2023
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(A) The electro-oculogram in Best disease is flat, eg, there is no difference in the standing potential across the eye in the light and dark. Hence, the light/dark ratio in this patient is 1. (B) This figure is of a normal electro-oculogram for comparison purposes. (Contributed by Dr. James Walters.)