Table 2.
Typical and atypical sites for magnetic resonance signal abnormalities in alcoholic and nonalcoholic Wernicke’s encephalopathy patients
| Patient |
Typical site |
Atypical site |
||||
| Periaqueductal | Thalami | Tectal plate | Floor of the fourth ventricle | Mammillary bodies | Cerebellar vermis and cerebellar hemispheres | |
| 1 | X1 | X | X | X | ||
| 2 | X1, r | X | X | X1, r | ||
| 3 | X1, r | X | X | X | r | |
| 4 | X1 | X | X | X | X, r | |
| 5 | X | X | X | X, r | ||
| 6 | X | X | X | X | X | X, r |
| 7 | X | X | X, r | |||
1
Contrast-enhancement on T1W sequences. X: High signal intensity on T2W and FLAIR MR sequences; r: Restricted diffusion; FLAIR: Fluid-attenuated inversion recovery.