Study Status: Recruiting
Recruit Status: Unknown status
Study Type: Observational
Official Title: Changes of Retinal Oxygen Saturation in Patients With Graves' Ophthalmopathy Under Different Managing Conditions and in Normal People
Brief Summary: Find if the retinal function is affected in both the nonsevere and the severe stage of Graves' ophthalmopathy (GO) by comparing the retinal oxygen saturation of GO patients with that of normal people.