Disciform macular degeneration

Japanese: 円盤状黄斑変性 - えんばんじょうおうはんへんせい
Disciform macular degeneration

In these conditions, vision is significantly impaired. In particular, recurrent subretinal hemorrhages are caused by the presence of choroidal neovascularization, which is called Fuchs' spot in myopia and disciform macular degeneration in senile cases.
[Retinal hemangioma]
A congenital disorder in which there is an abnormality in the retinal arteries and veins, causing vascular dilation, proliferation, aneurysm formation, or arteriovenous anastomosis.

*Some of the terms that refer to "disciform macular degeneration" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…これらの状態では視力は著しく障害される。とくに網膜下出血のくり返されるものは基礎病変として脈絡膜新生血管の存在が確かめられており,これを近視ではフックス斑,老人性のものは円盤状黄斑変性という。
[網膜血管腫]
 網膜の動静脈に異常があり,血管の拡張,増殖,血管瘤形成あるいは動静脈吻合(ふんごう)などを起こす先天性病変。…

※「円盤状黄斑変性」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

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