To see views enlarged, click on the individual pictures...

This 5-year-old boy was noted to have a droop to his left lower face present since birth. The condition has remained stable. The child is otherwise in good health. The parents note that he frequently closes his left eye. The eye examination is normal except for slight weakness in closure of the right lids. Motility is normal in both eyes and there is no indication that the child is experiencing diplopia.

1.	The most likely initial defect is:
	a. peripheral facial (7th) nerve palsy b. hemifacial spasm c. sixth nerve palsy d. third nerve palsy e. none of the above
2.	The condition is called:
	a. Moebius syndrome b. supranuclear paresis c. myasthenia d. Marin-Amat syndrome e. tumifaction
3.	The boy could be treated with:
	a. surgery for left upper lid ptosis b. give systemic steroids c. Botox in the left upper lid d. a tarsorraphy on the left e. none of the above

For answers to the above, click here on or after February 15, 2011.