Healthy 90-year-old woman presents with proptosis, diplopia

A 90-year-old woman was referred by her ophthalmologist to the emergency department at our institution following several weeks of discomfort and a “pinching” sensation in the left eye.
Initial examination near the time of symptom onset was notable for limited left abduction, which was diagnosed as a left sixth cranial nerve palsy. The remainder of the documented exam was unremarkable, but given the patient’s age, she was ordered for a C-reactive protein test (which returned within normal limits) and an MRI of the brain and orbits. The MRI demonstrated an (Read more...)