A 62-year-old woman comes to the physician with decreased visi | Embryology Videos & Books 2021

A 62-year-old woman comes to the physician with decreased vision. Over the last 6 weeks, she has had progressive difficulty with visualizing objects on her right side. She also has intermittent headaches that are worse in the morning. Her past medical history is significant for non-small cell lung carcinoma that was diagnosed 2 years ago and treated surgically. Physical examination shows right homonymous hemianopia. When light is shone in the left eye, both pupils constrict However, when the light is immediately moved to the right eye, her pupils appear to dilate.