ptosis是什么意思？

ptosis

例句

• Conclusion Congenital ptosis can be effectively treated by maximum shortening of upper eyelid levator muscle. 目的探讨重度先天性上睑下垂的手术方法.
• To determine the factors causing diplopia and ptosis after cataract extraction. 目的:探讨白内障术后复视及上睑下垂的机制.
• We report a 45 - year - old female patient with ptosis, diplopia, anisocoria and restricted eye movements. 本文报告一位四十五 岁 女性,主诉眼皮下垂, 复视, 并有两眼瞳孔不等大及眼球运动功能障碍.