Figure 1:
At presentation, there was redness, proptosis, upper eyelid edema and retraction, and increased inferior scleral show of the right eye compared to the left (A ). Magnetic resonance imaging of the orbit revealed an enlargement of the extraocular muscles of the right eye compared to the left (B ). Six months following methotrexate monotherapy, there was marked improvement of the clinical condition apart from mild residual conjunctival chemosis (C ).