Syphilis: The “Great Imitator”
Syphilis is a chronic sexually transmitted disease caused by Treponema pallidum. It can invade any structure of the eyes, and its clinical symptoms are complicated and variable. The manifestations of the disease can be similar with those of many other diseases, and therefore it’s usually called “the great imitator” . The disease can lead to various damages to the visual field, and careful differentiations are required. Three syphilis cases are introduced in this section, and they are special cases with different fundus manifestations and visual field impairments.