A teenage girl presented to the hospital emergency department with a three-week history of intermittent frontal headache, which was worse in the morning and associated with nausea, vomiting, lethargy, ...
Lack of pain Ischemic optic neuropathy, NMO-associated optic neuritis, LHON ... (vision loss rarely acute) Lack of an afferent pupillary defect Various maculopathies, bilateral optic neuropathy ...