From the case:
Barbell (illustration)
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AI generated image of a barbell on a gym floor.
The barbell sign may be seen on MRI brain of patients with progressive multifocal leukoencephalopathy 1.
Image generated with Bing.com by Lachlan McKay.
Case Discussion
The barbell sign describes a finding on MRI brain in progressive multifocal leukoencephalopathy 1. It describes parieto-occipital abnormalities on T2/FLAIR, connected in the middle by a splenium abnormality, giving the appearance of weights on a barbell 1.
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