The CD, Hexa%, CV of the corneal endothelial cells were examined preoperatively and 1 w , 1m, 3m postoperatively.

• 所有患者于术前、术后1周、1月、3月分别行角膜中央区和手术切口区内皮细胞观察，检测其细胞密度、六角形细胞比例和变异系数。