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Pathologic finding of CO toxicity
(a) necrosis of globus pallidum
(b) lesions of the WM, demyelination
(c) lesions of the ¡®spongy¡± cerebral cortex
(d) necrotic lesions of hippocampus
MRI finding
- bilateral symmetric hyperintensity of PVWM, centrum semiovale on proton density and T2WI (demyelination)
- low signal intensity caused by iron accumulation in thalamus, putamen, caudate nucleus
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