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This 51-year-old woman complains that her right eye is becoming more prominent.  This began about two years ago.  She does not complain of any pain, she has no other physical complaints and appears to be in good general health.  She has had no recent weight loss, her appetite is normal, and her pulse rate is normal. Vision is OD 6/60 and OS 6/6.  Refraction is OD plano, OS +1.50.  The IOP is 16 mm Hg in both eyes, the media are clear and there is no obvious fundus abnormality.

1.	This proptosis could be caused by?
	a. cavernous hemangioma b. meningioma c. optic nerve glioma d.  lymphangioma e. any of the above
2.	How would you manage this case?
	a. X-ray therapy b. intravenous antibiotics c. orbitotomy with biopsy d.  chemotherapy e. none of the above
3.	When this lady asks about what her vision is likely to be a year from now, what would your answer would be?
	a. it depends on the diagnosis b. it is likely to be normal c. it is impossible to tell d.  the vision is destined to be lost – no light perception regardless of treatment e. none of the above

For answers to the above, click here on or after November 6, 2007.