A 28-year-old woman presented to the Lahey Eye Clinic reporting a 1-week history of constant binocular, horizontal diplopia. In addition to the diplopia, she described pain with extraocular movements ...

A 63-year-old man presented to the emergency department with 1 day of intermittent horizontal binocular diplopia lasting for 5 minutes at a time. The diplopia was present while driving or walking, and ...

Fluctuating bilateral ptosis, binocular diplopia, and fatigue without pupillaryabnormalities raise the clinical index of suspicion for myasthenia gravis. A 70-year-old woman presents to the primary ...

A 52-year-old man presents with constant binocular diplopia. The diplopia has been present for approximately 2 weeks, during which it has remained stable without progression. He reports having a ...