Amnestic Syndrome
Contents
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.
