角膜环与脑动脉硬化金贵凤吴雁平张德泉人到中老年时，角膜边上逐渐出现一圈灰白色的环，它开始出现在角膜的的上下缘，呈弓形，逐渐向角膜的两侧扩展，最后连成一圈，称“角膜环”。我们观察了１２１例疗养员的角膜，现报告如下。资料与方法１．１资料本文１２１例均为... Corneal ring and cerebral arteriosclerosis Jin Guifeng Wu Yanping Zhang Dequan people to the elderly, the gradual emergence of a corneal ring of white ring, it began to appear in the upper and lower corneal margin, bowed, and gradually extended to both sides of the cornea, the last Into a circle, called “corneal ring.” We observed the corneas of 121 convalescents and are reported below. Materials and Methods 1.1  information 121 cases are ...