If you develop it, you’ll experience confusion or agitation that comes and goes repeatedly over the course of several hours. Transient global amnesia (TGA) is a poorly understood condition. Your hippocampus plays an important role in forming memories. You can experience it if the area of your brain known as the hippocampus is damaged. For example, you can experience it during a blackout caused by too much alcohol. When you have anterograde amnesia, you can’t form new memories. Older memories, such as memories from childhood, are usually affected more slowly.Ĭonditions such as dementia cause gradual retrograde amnesia. This type of amnesia tends to affect recently formed memories first. When you have retrograde amnesia, you lose existing, previously made memories. doi:10.There are multiple types of amnesia, including the following: Retrograde amnesia The use of technology among persons with memory concerns and their caregivers in the United States during the COVID-19 pandemic: Qualitative study. doi:10.1002/gps.4166Īlbers EA, Mikal J, Millenbah A, Finlay J, Jutkowitz E, Mitchell L, Horn B, Gaugler JE. Social support group interventions in people with dementia and mild cognitive impairment: a systematic review of the literature. Effective occupational therapy intervention with adults demonstrating agitation during post-traumatic amnesia. The effects of electroconvulsive therapy on memory of autobiographical and public events. Lisanby SH, Maddox JH, Prudic J, Devanand DP, Sackeim HA. United states of amnesia: rescuing memory loss from diverse conditions. Genetic and Rare Diseases Information Center. Focal retrograde amnesia: voxel-based morphometry findings in a case without MRI lesions. Sehm B, Frisch S, Thöne-Otto A, Horstmann A, Villringer A, Obrig H. Classic and recent advances in understanding amnesia. doi:10.1016/j.neuropsychologia.2013.09.015Īmerican Psychological Association. The nature of anterograde and retrograde memory impairment after damage to the medial temporal lobe. Smith CN, Frascino JC, Hopkins RO, Squire LR.
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