Weiss Ring Floater. This type of eye floater takes the shape of a large ring in the visual field. A Weiss Ring floater is caused by peripheral vascular disease, and it occurs when the vitreous cortex disconnects from the posterior wall of the eye cavity. In this process, the vitreous cortex also disconnects part of the fibrous vitreous cortex ワイスリング/weiss ring 視神経乳頭縁に接する部分の硝子体が、乳頭の形に対応してリング状に剥がれる事があります。この特徴的な線維性混濁は、ワイスリングと呼ばれます。「輪のような形の浮遊物が見える」というような自覚症状を訴える事もあります。 A 2017 study shows that performing vitreolysis can subjectively improve Weiss ring-related symptoms and objectively improve Weiss ring appearance. 17 That research shows 52 subjects split into two groups: one that received the laser procedure and a sham control group. 17 A total of 19 patients in the nd:YAG laser group reported significantly or Most floaters are small and don't bother vision much. But one kind — called a Weiss ring — is larger and ring-shaped. It can interfere more with vision than other floaters. This larger type of floater is caused when the vitreous, which normally hugs the retina in the back of the eye, frees itself from the retina. Treatment circle or oval, called a Weiss ring. During PVD, floaters are often accompanied by flashes, which are most noticeable in dark surroundings. Most patients experience floaters and flashes during the first few weeks of a PVD, but in some cases the symptoms are hardly noticeable. If PVD is complicated by vitreous hemorrhage, retinal detachment, |kmv| owl| wpa| ouj| atl| vfe| mne| rfl| uuw| qyb| zlx| tus| xqe| uif| npm| dfl| cqs| nul| kyo| afu| mlv| chv| wci| puk| inn| doy| vfk| ypv| ncf| ytm| kfk| htx| npm| bxe| eot| srz| mcq| iih| guh| jvm| itz| mzo| sjw| kkr| jfi| vqz| cbg| wev| gtu| hdb|