作者报告4例急性视网膜坏死病例,开始时表现为前色素膜炎伴突然发作的视力模糊、充血、房水闪光和细胞、大的羊脂状KP和明显的玻璃体混浊而使眼底模糊不清。发病后1～2周眼底周边部出现黄色渗出,表明病变迅速进展,且伴有血管周围炎、鞘膜形成和视网膜动脉阻塞。3～5周黄色渗出吸收、玻璃体混浊减轻、周边视网 The authors report four cases of acute retinal necrosis that initially manifested as blurred vision, congestion, aqueous humor and cells, large goat-like KP, and significant vitreous opacities in anterior dermatitis with an episode of blurred vision. The appearance of yellow exudate in the periphery of the fundus 1 to 2 weeks after onset indicates a rapid progression of the lesion accompanied by perivascular inflammation, sheath formation and retinal artery occlusion. 3 to 5 weeks yellow oozing absorption, vitreous opacity reduce peripheral retinal