| Clinical
  features of amnestic syndromes | |
| Syndrome | Clinical Features | 
| Wernicke-Korsakoff | Nystagmus, ataxia, peripheral neuropathy | 
| temporal lobectomy | Visual field defect, history of surgery | 
| head trauma | Frontal lobe dysfunction, history of trauma | 
| hippocampal infarct | Homonymous hemianopsia or cortical visual defect | 
| Thalamic infarction, bleeding | Rapid onset, vascular risk factors | 
| Anoxia | History of cardiopulmonary arrest | 
| Herpes simplex encephalitis | Kluver-Bucy syndrome, aphasia, seizures | 
| Tumor | Homonymous hemianopsia, hemiparesis, headache | 
| Basal frontal lesions | Personality changes, diabetes insipidus,
  hypothermia | 
| Alzheimer's disease (early stage) | Slow-developing amnesia in an elderly patient | 
| ECT | Depression with a history of ECT | 
| transient global amnesia | Usually vascular etiology, cerebrovascular
  disease | 
| hypoglycemia | High insulin intake | 
| psychogenic amnesia | Identity confusion can be amnestic to some
  personal information | 
Amnestic Disorders