LAUSR

An 89-year-old man presenting with consciousness disturbances and a temperature of 104 °F was admitted to our hospital. He did not need help performing activities of daily living, and he had no dementia and no relevant medical history. Blood test and urinalysis findings, carbon monoxide levels, cerebrospinal fluid, blood cultures, and head computed tomography and electroencephalography findings were all normal. His state of consciousness gradually improved after cooling. However, a neurological examination revealed truncal ataxia, disorientation, and abulia; therefore, brain diffusion-weighted magnetic resonance imaging (DW-MRI) including measurement of the apparent diffusion coefficient (ADC) was performed on day 7, revealing hyperintensity and a reduced ADC value in the bilateral cerebellar hemispheres and globus pallidus (Picture). Severe heat stroke is often accompanied by neurological complications, particu-