1 MCQs in Radiology for NEET PG
A 58-year-old man is resuscitated after 18 minutes of out-of-hospital cardiac arrest. Despite targeted temperature management at 33°C, he remains comatose at 72 hours. Brain MRI with DWI sequence shows the pattern marked **A** in the diagram—bilateral symmetric restricted diffusion in the parieto-occipital regions at the border zones between major arterial territories. Which of the following best explains why the structure marked **A** is preferentially affected in this clinical scenario?
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