…Pathological conditions are caused by retinal breaks, exudates due to uveitis, or bleeding or proliferation due to vascular disease in the fundus, and are the subject of treatment. On the other hand, non-pathological conditions are caused by the vitreous membrane in contact with the retina peeling off and floating up (vitreous detachment), or by the separation of fibrous components and water (syneresis) causing the vitreous fibers to become uneven. These are physiological phenomena associated with aging, so treatment is meaningless. … *Some of the terminology that mentions "vitreous detachment" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…病的なものは,網膜裂孔形成,ぶどう膜炎による滲出物や,眼底血管病変による出血や増殖物などが原因となって起こり,治療の対象となる。一方,病的でないものは,網膜に接した硝子体膜がはがれて浮きあがる状態(硝子体剝離(はくり)vitreous detachment)になったり,繊維成分と水分との分離(シネレシスsyneresis)によって硝子体繊維が不均一になることが原因である。これらは老化に伴う生理的現象なので,治療は無意味である。… ※「vitreous detachment」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
...Another characteristic of this period was the ...
...Famous meat breeds include the Pekin (original...
French painter and printmaker. Along with Picasso...
…the protrusions on both the inside and outside o...
A Chinese scholar from the mid-to-late Qing dynas...
〘 noun 〙 In a brothel, bedding given by regular cu...
In 1952, the record company Decca acquired shares...
A bird of the Anatidae family (illustration). It b...
... This disease has occurred many times in the N...
There are two types of time complexity and space c...
…[Isao Hanyu]. … *Some of the terminology that me...
The capital of Bangladesh. It is located in the c...
...The ethnic composition is 74% Albanian (includ...
…If the goal is successfully achieved, the desire...
...It contains all the basic elements of an actio...