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November 01, 2016; 87 (18) NeuroImages

Wernicke encephalopathy

SWI detects petechial hemorrhages in mammillary bodies in vivo

Elke Hattingen, Aline Beyle, Andreas Müller, Thomas Klockgether, Cornelia Kornblum
First published October 31, 2016, DOI: https://doi.org/10.1212/WNL.0000000000003294
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Article Figures & Data

Figures

  • Figure 1
    Figure 1 Susceptibility-weighted imaging (SWI) detects microbleeds in the mammillary bodies as a hallmark of Wernicke encephalopathy (WE)

    Axial SWI of an alcoholic patient with ataxia, nystagmus, and disorientation due to acute WE shows 2 dark spots in the mammillary bodies, indicating microbleeds in this brain region.

  • Figure 2
    Figure 2 Typical contrast enhancement in the in the mammillary bodies due to Wernicke encephalopathy

    Coronal T1-weighted image after application of contrast agent shows a faint enhancement in the mammillary bodies.

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