Amnestic Syndrome
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Amnestic syndrome refers to profound loss of
A. Immediate memory
B. short-term episodic memory
C. Procedural memory
D. General cognitive function
Common presentation of Amnestic Syndrome
Amnestic Syndrome Features | ||
1 | Recent memory (anterograde, retrograde) | Impaired |
2 | Global amnesia | |
3 | Procedural memory | Spared |
4 | Immediate memory | Preserved |
5 | Remote memory | Preserved |
6 | General cognitive function | Intact |
7 | Disorientation to time or place | yes |
8 | Confabulation | yes |
Amnestic syndromes can be classified according to cause or site of damage.
Possible etiologies
- herpes simplex encephalitis,
- anoxia,
- Wernicke-Korsakoff syndrome,
- cerebrovascular accidents,
- anterior communicating artery aneurysm (ACoA),
- tumors.