When assessing a patient with acute-onset diplopia, it is important to evaluate three ocular structures: the lids, the pupil, and the extraocular muscles. Diplopia accompanied by unilateral ptosis ...

Dear Doctors: I had an episode where it felt like my left eye went out of alignment and I couldn’t focus. A brain scan was clear, but the doctor said it’s cranial nerve palsy. He says it’s from a ...