Floater and retinal detachment Retinal dissothing itself is painless. But warning signs almost always appear before they occur or advance, for example: The sudden appearance of many floating objects-Tiny spots seem to drift in your field of view. One or two eyes flash.Blurred vision. Gradually reduce side (peripheral) vision. a curtain-like shadow of the field of vision. The following factors increase the risk of retinal disengagement:In the past, one eye retina disengaged.Retina is separatefrom family history.Myopia (more than six Baidus)Previous eye surgery, such as cataract removal.Previoussevere eye trauma.Other previously occurring eye diseases or diseases, including retinal division, vititocytosis, or thinning of the surrounding retina. The laser surrounds the sealed retinal hole. Retinal surgery. Lasers remove floats from the glass body. Symptoms. There are a lot of flying mosquitoes suddenly appearing. Continuous flash. The peripheral vision is lost.