**6.2. Graves' ophthalmopathy**

Graves' ophthalmopathy is one of the distinctive manifestations of Graves' disease. Overall clinical ophthalmopathy is present in about 50% of Graves' disease patients,29 however CT or MRI reveals extraocular muscle enlargement in about 70% of patients without overt clinical ophthamopathy.30,31 Bimodal age distribution was noted for ophthalmopathy in both men and women. Peak age is 40 to 44 years and 60 to 64 years in women, whereas in men it is 45 to 49 years and 65 to 69 years.
