This morning, I suddenly found that if I stare at the ceiling and my arm moves from left to right between my eyes and the ceiling, I can see a very clear outline of my arm walking behind my arm. What's the reason? You can see it even with glasses. It should not be astigmatism.
The black shadow fluttering in front of us is mostly seen in the flying mosquito disease caused by vitreous opacity. The diagnosis can be made clearly by ophthalmic instruments, slit lamp microscope, fundus microscope and other examinations. The appropriate method of treatment can be selected according to the condition. The early detection, early drying and early treatment have a good effect