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. 2010 Mar;23(72):12-4.

Understanding, detecting, and managing strabismus

Affiliations

Understanding, detecting, and managing strabismus

Eugene M Helveston. Community Eye Health. 2010 Mar.
No abstract available

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Figures

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Figure 1. This boy's right eye is deviated inwards, an example of esotropia
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Figure 2. This boy's right eye is deviated outwards, an example of exotropia
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Figure 3. The left eye is higher in this girl, an example of hypertropia, a vertical deviation
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Figure 4. Straight eyes. The light reflex is seen in the centre of the pupils in both eyes. Although this boy's eyes tend to look crossed (because he is looking slightly to the left and the bridge of his nose is broad), the light reflexes in the centre of his pupils confirm that his eyes are straight and aligned.
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Figure 5. Esotropia in the right eye. The light reflex is central in the left eye (the non-deviated eye), but over the iris in the right eye (the deviated eye).
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Figure 6. Exotropia in the left eye. The light reflex is central in the right eye (the non-deviated eye), but over the iris in the left eye (the deviated eye).
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Figure 7. This patient demonstrates the full range of movement of the eyes while maintaining alignment (straight eyes)
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Figure 8. This child assumes an abnormal head posture, facing right while the eyes look to the left, to enable the eyes to be aligned.
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Figure 9. This child has outward deviation of the eye with ptosis, or a drooping lid. This can be the sign of serious neurologic disease, including a brain tumour.
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