Deep Lateral and Endoscopic Inferomedial Orbital Decompression Combined with Injection of BTA for Extraocular Muscles in A Patient with TAO

1. Abstract

Thyroid Associated Ophthalmopathy (TAO) is a progressive and debilitating autoimmune disorder. Some patients would suffer expansion of extraocular muscles and orbital fat causing proptosis and diplopia, and compressive optic neuropathy causing vision loss.