视杯

基于神经网络的眼底视杯图象分割技术

The Segmentation of Optic Cup in Eye Funds Image Based on Neural Network

视杯指数的简易计算法及其临床意义

Optic Cup Index : The Simple Method of Calculation and Its Clinical Significance

视杯面积（CA）0.48±0.28；

Cup area ( CA ) 0 . 48 ± 0 . 28 ;

视杯体积（CV）0.1±0.1；

Cup volume ( CV ) 0 . 1 ± 0 . 1 ;

根据眼底图象中视杯的边沿特征，提出了一种基于BP神经网络的视杯分割方法，详述了这种方法的实现过程，并研究了BP学习算法的加速问题。

Based on the edge feature of optic cup in an eye funds image , we presents a new segmentation method which is based on BP neural network .

在视网膜断层扫描方面结果分析中，视杯面积、C/D比值及盘沿面积前后治差异不显著（p＞0.05）；但是，视网膜神经纤维层厚度有明显提高。

In Heidelberg Retina Tomography analysis , cup area , cup / disc ratio and rim area are of no significance improvement , p0.05 ; however , retina nerve fiber layer thickness has shown a significant increase . 5 .

结果：盘沿面积、盘沿体积、最大视杯深度、平均视网膜神经纤维层（RNFL）厚度、RNFL截面面积等视盘参数前后2次检查结果差异有显著性意义（P<0.05）。

· RESULTS : There were statistically significant changes in shape parameters ( including rim area , rim volume , max cup depth , mean retinal nerve fibre layer thickness and cross sectional area , et al ) ( P < 0.05 ) .

在巨大视杯视盘眼中临床变量与青光眼损害的相关性

Clinical variables associated with glaucomatous injury in eyes with large optic disc cupping

人眼视盘、视杯和视网膜中央血管的发育研究

The study of development of optic disc , optic cup and retinal central vessel

大鼠视杯视网膜干细胞生物学特性和移植的实验研究

Studies on Biological Properties and Subretinal Space Transplantation of Optic Cup-derived Retinal Stem Cells from Rat Tail Bud Embryo

结论人群中视盘、盘沿、视杯的变异范围较宽。

Conclusion The optic disc size , neuroretinal rim and cup area show significant variability in a normal population .

其余3型视杯略有倾斜，计73眼（44%）。

The rest ( type ⅲ, ⅳ and ⅴ) that were slightly oblique made up 44 % of the total .

先由视杯发育为胚眼，再逐渐发育出视网膜各层细胞。

Firstly the optic cup development to embryo eyes , and then gradually development to the retinal layers of cells .

图像分析测量中国人各年龄组视杯视盘面积及比值

Image analysis in the determination of the size and ratio of optic cup and optic disc in Chinese of different age-groups

在本文中我们报告了视杯（视网膜原始细胞）结构在三维培养介质中的动态的、自发性的成形过程，该培养基是由鼠胚胎干细胞聚集物组成。

Here we report the dynamic , autonomous formation of the optic cup ( retinal primordium ) structure from a three-dimensional culture of mouse embryonic stem cell aggregates .

青光眼组的盘沿面积、杯/盘面积比、视杯形成测量指数、视网膜神经纤维层厚度与视野检测的平均缺损有显著相关。

Meanwhile , a significant relationship existed between the mean deviation and cup disk area ratio , rim area , cup shape measure indices , retinal nerve fiber layer thickness in glaucomatous eyes .

目的：观察光学相干断层扫描仪检测正常人视盘、视杯形态及盘周视网膜神经纤维层厚度。

AIM : To quantitatively assess the normal reference values for optic disc , cup and per-papillary retinal nerve fiber layer ( RNFL ) thickness with optical coherence tomography ( OCT ) on normal eyes .

体外培养的视杯干细胞增生能力强，经诱导分化后表达多种成熟视网膜细胞特异性标记蛋白。

High ability of hyperplasia of the optic cup stem cells cultured in vitro is found . The cells , which are retinal stem cells , can express several specifically marked proteins of mature retinal cells after inducement and differentiation .

盘沿面积、视杯容积、杯/盘面积、视杯形态测量、平均神经纤维层厚度可用于慢性闭角型青光眼视神经损害监测。

Conclusion Rim area , cup volume , cup / disk area ratio , cup shape measure , mean RNFL thickness can well reflect the glaucomatous visual field loss , and can be used for diagnosis and observation of primary chronic angle closure glaucoma .

除视盘面积外，恒河猴模型眼的视杯形态指数、杯盘面积比、盘沿面积、视网膜神经纤维层的平均厚度，与对照眼相比差异有极显著性意义。

Compared with the control eyes , there were very significant differences of cup shape measure , cup area , cup / disc area ratio , rim area and mean retinal nerve fiber layer thickness in the model eyes , except for the disc area .

香烟烟雾可阻碍或延迟视泡、视杯的发生和发育，这是被动吸烟致胚胎眼畸形的形态学基础。

The smog of tobacco can retard or delay the formation and development of the optic vesicle and optic cup of the fetus , which is considered as the morphological base of the passive smoking-induced eye malformation .

E18～30d，间脑两侧的视泡分化成视杯，视网膜原基发生。

E18 ￣ 30d , the optic vesicles of the diencephalic sides convert into the optic cup , the rudiment of the retina arises .

你的眼科医生会观察视神经的“视杯”和视网膜及视网膜血管的外观改变。

Your eye-care professional will look for optic-nerve " cupping " and changes in the appearance of the retina and the retinal blood vessels .