PMC4337376_01
Right exotropia in primary gaze position
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F0001
There was 12 prism diopters of right exotropia in the primary position (Figure 1) and she did not have an abnormal head posture.
Limitation of abduction of the right eye with widening of the right palpebral fissure and full adduction of the left eye
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F0002
On right gaze, however, there was slight widening of the right palpebral fissure, moderate limitation of abduction of the right eye and normal adduction of the left eye (Figure 2).
Narrowing of the right palpebral fissure with limitation of adduction and an upshoot of the right eye
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F0003
An upshoot or occasionally, a down shoot of the eye ball was observed on attempted maximal adduction of the right eye (Figure 3, Figure 4).
A down shoot of the right eye with limitation of adduction and narrowing of the palpebral fissure
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F0004
An upshoot or occasionally, a down shoot of the eye ball was observed on attempted maximal adduction of the right eye (Figure 3, Figure 4).