In the clinic, 67-year-old Li Nainai is describing her discomfort to me. [Doctor, there are always some small dark shadows in front of my eyes. I thought there was dust in my eyes, and I dropped eye drops and rubbed my eyes. As a result, there were still some. This is not true. My wife must have taken me to the hospital to see it.] [Well, can you tell me if those little things move? ] [Yes, they are floating slowly. Besides, sometimes they are a few small black spots, sometimes they are like a few gray bugs, sometimes they can’t be found. Doctor, is there a bug in my eye? ] Li Nainai was given medicine to dilate her Read More …