Case description

A 70-year-old female patient was brought to the ocular emergency department with the chief complaints of bilateral severe ptosis and total external ophthalmoplegia (L>R) for the past 1 week (figure 1). There was no history of any significant medical or surgical intervention. On evaluation, there was a 6 mm ptosis in the right eye and complete ptosis in the left eye along with an axial proptosis of 20 mm in the right eye and 21 mm in the left eye as measured using a Hertel exophthalmometer. Both eyes had complete restriction of extraocular movements in all gazes (figure 1) along with mildly dilated pupils with a sluggish reaction to light. Conjunctiva showed severe chemosis in both eyes (L>R). The anterior segment was slightly shallow on both sides with nuclear sclerosis …