 Orbital decompression involves removing some bone from the eye socket to open up one or more sinuses and so make space for the swollen tissue and allowing the eye to move back into normal position and also relieving compression of the optic nerve that can threaten sight.Eyelid surgery is the most common surgery performed on Graves ophthalmopathy patients.Lid-lengthening surgeries can be done on upper and lower eyelid to correct the patient's appearance and the ocular surface exposure symptoms.