The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit
later.
We apologize for any inconvenience caused
Study on the light sensitivity threshold in the static perimetry and the characters of P-VEP changes of the amblyopic eyes
Author(s): ZHU Yun, MENG Lingyong, LV Daguang, MENG Xiangcheng
Pages: 57-
60
Year: 1995
Issue:
2
Journal: CHINESE JOURNAL OF STRABISMUS & PEDIATRIC OPHTHALMOLOGY
Keyword: 弱视; 光敏感度阈值; 空间频率;
Abstract: 选择单眼弱视患儿54例,其中弱视眼54眼,正常眼54眼,对其进行不同背景光照度静态视野分辨阈值及P-VEP变化特点的对比研究.结果表明:弱视眼在20°视野范围内,静态光敏感度阈值均较正常眼有不同程度的降低(P<0.05至P<0.01),以5°内变化明显.弱视眼P-VEP变化特点为其P1峰潜时在各种空间频率刺激时,均较正常眼有延长趋势,P1振幅也均较正常眼有降低趋势.弱视程度不同其受累的P-VEP空间频率也不同.轻度弱视仅表现出高空间频率的改变,中及重度弱视则由高空间频率改变向全空间频率改变发展.
Citations
System Exception