The clinical and MR features of an alcoholic woman with Wernicke encephalopathy are reported. During the acute stage Gd-diethylenetriamine pentaacetic acid enhanced MR revealed damage of the blood-brain barrier bilaterally and symmetrically adjacent to the third ventricle, cerebral aqueduct, and fourth ventricle. The enhancement disappeared after successful thiamine therapy, as demonstrated in a repeat postcontrast MR 1 week later.
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Schroth et al. (1991) studied this question.
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