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Hyperintense lesion along the pyramidal tract on DWI in hypoglycaemic hemiplegia
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  1. Kazuto Tsukita,
  2. Takashi Kageyama,
  3. Toshihiko Suenaga
  1. Department of Neurology, Tenri Hospital, Tenri, Nara, Japan
  1. Correspondence to Dr Kazuto Tsukita, kazusan{at}kuhp.kyoto-u.ac.jp

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Description

An 85-year-old man with type 2 diabetes mellitus presented to our emergency department with sudden right limb weakness and dysarthria 90 min after onset. He was alert when examined and had a blood pressure of 163/89 mm Hg. Although right hemiplegia with facial weakness and dysarthria were noted, sensations to pinpricks were intact. MRI showed a hyperintense lesion in the posterior limb of the left internal capsule (IC), with decreased apparent diffusion coefficient values on diffusion-weighted imaging (DWI), suggesting acute ischaemic stroke (AIS) (figure 1). In the coronal …

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