Eye Movements

Radon reflex dysfunction is a symptom of progressive supranuclear palsy. Supranuclear eye movement disorder: mainly manifested as symmetrical vertical eye movement disorder. The earliest is the downward gaze obstacle, followed by the difficulty of upward gaze movement, and finally unable to move horizontally. The eyeball is also set to the median position, the pupil is reduced, and the reflection of light exists. Convergence reflex obstruction is a doll's eye phenomenon.

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