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This 3-year-old child presents as shown in the pictures. She is healthy except for the esotropia and a rather dull facial expression. Her developmental milestones have been normal and the child is intelligent. Two siblings have normal eyes and facial expressions and there is no other family history of strabismus.

1.	The most likely diagnosis in this case is:
	a. Duane syndrome b. Moebius syndrome c. double elevator palsy d. Goltz syndrome e. Wildervank syndrome
2.	This condition is caused by:
	a. supranuclear disturbance b. absence of the lateral rectus muscles c. VI and VII nerve palsy d. divergence paralysis e. none of the above
3.	Other characteristics that can occur with this condition include:
	a. sporadic occurrence b. atrophy of the distal third of the tongue c. absence of fingers or toes d. variable presentation e. all of the above

For answers to the above, click here on or after April 24, 2012.