Metastasis to Extraocular Muscle
KB was a 54-year-old woman who presented to her ophthalmologist with a history of increasing diplopia over several months. Examination found proptosis of her right eye of 4 mm compared to her left. She had 2 mm of left upper lid ptosis. Her driver’s license photo taken 3 years previously did not show these changes. CT scan showed marked enlargement of several extraocular muscles.