A young child presents to the ophthalmologist for visual difficulties secondary to eye deviation. One of the child's eyes deviates inward, thereby decreasing the visual field. Which of the fol-lowing diagnoses is most likely?
a. Entropia
b. Extropia
c. Diplopia
d. Nystagmus
ANS: A
The deviation of the eye inward is entropia, while deviation of the eye outward is extropia. Di-plopia is double vision. Nystagmus is an involuntary unilateral or bilateral rhythmic movement of the eyes.
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