逆行性遗忘研究综述

摘要

Retrograde amnesia has great important influence on internal memory of the human, especially in cognitive neuro-science. Through literature analysis, the temporal graded retrograde amnesia is the most extensive type. The characteristics of retro-grade amnesia is different and graded, and it is also featured with the full implicit memory. It mainly stems from the brain injury such as medial temporal lobe, diencephalon, and frontal lobe. In addition, drinking, lacking of vitamin B1 and trauma can also cause the symptoms. Now the main methods of memory rehabilitation are operation therapy, implicit memory rehabilitation and error-less learning. In the future, the memory rehabilitation about retrograde amnesia will more effectively promote the progress of the treatment.%遗忘症主要分为逆行性遗忘和顺行性遗忘。逆行性遗忘指病人失去提取脑损伤前事件记忆的能力，即能学习新东西和编码新事件，但是不能回忆发生在脑损伤前的经历和事件。它具有逆行期的梯度性、差异性，语义记忆、内隐记忆正常等特点；受伤脑区多与颞叶内侧、额叶、间脑损伤相关联。