ocular muscle palsy

Japanese: ocular muscle palsy(英語表記)ocularmusclepalsy
ocular muscle palsy

The upper eyelid is raised by the levator palpebrae superioris, which is the muscle that raises the eyelid.
[ophthalmoplegia]
When the eye muscles become paralyzed, the eyes cannot move together or converge smoothly, resulting in diplopia, or the appearance of two objects in the same place. Ophthalmoplegia can be congenital or acquired, but in the case of congenital ophthalmoplegia, it is rare to notice the diplopia. Usually, it is only noticed when ophthalmoplegia occurs later in life in an eye that was previously normal.

*Some of the terminology that mentions "ocular muscle palsy" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…なお,これらの内眼筋,外眼筋のほか,上まぶたを引き上げる上眼瞼挙筋も眼筋に含まれる。
[眼筋麻痺ocular muscle palsy]
 眼筋が麻痺すると,両眼の共同運動や輻湊がスムーズに行えなくなり,一つのものが二つに見える複視diplopiaが起こる。眼筋麻痺には先天性のものと後天性のものがあるが,先天性の場合,複視に気づくことはまれで,ふつうはそれまで異常がなかった眼に,後天的に眼筋麻痺が起こって気づく。…

※「ocular muscle palsy」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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