Hippocampal atrophy in normal aging and other disorders
Hippocampal atrophic changes can occur in normal aging         and in a  broad spectrum of neurodegenerative and neuropsychiatric disorders in addition to Alzheimer disease:
1.CHRONIC SCHIZOPHRENIA
2.POST-TRAUMATIC DEPRESSION
3.AFFECTIVE DISORDERS
4.PARKINSON DISEASE
24 y
55 y
90 y
75 y
Age:
Figure 52. Coronal brain inversion-recovery T1W MR images obtained in healthy controls with different ages. Observe the progressive decline n hippocampal volume with increasing age.
SUMMARY 2
 (Fig. 52)