Pupillary Syndromes Anisocoria

It is commonly written that 20 percent of the population has anisocoria of at least 0.4 mm in dim light, although published series cite highly variable percentages from 2 to 60 percent. The most common sort of variable anisocoria among healthy people has been called see-saw anisocoria or simple central anisocoria whereas the mechanism is indeterminate, this benign condition may vary from one examination to the next or even reverse sides. Light stimulation of one or both eyes decreases the...