Esodeviations



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Investigation:

Differential diagnosis:


  • intermittent exotropia

  • convergens insufficiency

  • convergens paralysis

  • deprivation (sensory) exotropia

  • consecutive exotropia

Treatment:

Prognosis:


  • the goal in management is to straighten the eyes very early to achieved :

1. excellent visual acuity in each eye

2. single binocular vision in all directions of gaze



3. normal esthetic appearance
Intermittent exotropia

Intermittent exotropia is the most frequent cause of exodeviation and is often a progressive disease. Usually an exophoria decompensates to an intermittent exotropia and finally to a constant exotropia.

Fig.7. Intermittent exotropia in eight-month-old child during the distance fixation.



Fig. 8. The eyes are straight in the same child during the near fixation.





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