Table 2
Mammillary bodies
Group
Normal
Small
Not visible
% Abnormal
Controls
10
0
0
0
Focal frontal
4
1 (=bilateral vascular)
0
20
Herpes encephalitis
6
3
0
33
Korsakoff
4
5
2
64
Atrophy
v
no atrophy χ
2
=10.12; p<0.02.