眼前出现五彩缤纷的视觉现象,往往是眼睛或其他部位发生病变的信号,应引起高度警惕,及时到医院诊治。红视视物为红色,为眼内屈光间质出血的表现,常见于眼外伤或某些疾病引起的玻璃体内出血。黄斑出血亦可引起红视。黄视常见于一氧化碳中毒、药物洋地黄中毒以及使用双氢克尿塞、 Appear before the colorful visual phenomenon, often the eye or other parts of the lesion signal, should cause a high degree of vigilance, timely diagnosis and treatment to the hospital. Red depending on the material is red, the performance of intraocular refractive mesenchymal bleeding, common in eye trauma or some diseases caused by intravitreal bleeding. Macular hemorrhage can also cause redness. Yellow as common in carbon monoxide poisoning drug digitalis poisoning and the use of hydrochlorothiazide,