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A 25-year-old woman presented with a lifelong history of crossed eyes as shown in the pictures. Her vision is 20/30 in each eye unaided and refraction is OD +.50 and OS +.75.  Her general health is good and she is employed as an assembler in a factory. No other family members are affected to the best of her knowledge. She is unmarried and has no children. She denies diplopia, but wishes to have her eyes straightened if possible.

1.	When looking at this woman’s motility in 9 fields of gaze and her facial features you notice:
	a. no apparent abduction of either eye b. good adduction of either eye c. a dull facial expression d. narrowing of the palpebral fissure in the adducted eye on lateroversions e. all of the above f. (a), (b), and (c)
2.	Your diagnosis in this case is:
	a. clinical ocular myasthenia b. Polands disease c. bilateral Duane d. Moebius syndrome e. ectodactaly
3.	This condition can be:
	a. treated with surgery b. sporadic in occurrence c. present only in females d. associated with involvement of as many as 5 cranial nerves e. all of the above f. (a), (b), and (d)

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