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April 24, 2026Legal MedicineOpen Access

Postmortem MRI detection of a dentate nucleus lesion of uncertain significance in a death with suspected heat exposure

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Authors

HHHideki HyodohKMKotaro MatobaKTKhin Khin Tha

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Overview

Postmortem MRI reveals intracranial lesions in suspected heat exposure deaths, suggesting further investigation is needed.

Key Points

  • The study aims to evaluate the effectiveness of postmortem MRI in detecting brain lesions in heat exposure-related deaths.
  • Postmortem MRI was performed to identify intracranial abnormalities.
  • Histopathological examination was conducted on brain tissue around the noted lesion.
  • Comparative analysis between postmortem CT and MRI results was performed.
  • Postmortem MRI identified a lesion in the dentate nucleus that was not seen on CT.
  • Histopathology revealed hemosiderin-laden macrophages, indicating prior hemorrhage.
  • The cause of death could not be conclusively linked to the observed MRI findings or traditional heatstroke indicators.

Cite This Study

Hyodoh et al. (2026) studied this question.

synapsesocial.com/papers/69eb084f553a5433e34b35a5https://doi.org/10.1016/j.legalmed.2026.102853
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