Initial Experience of Challenge-Free MRI-Based Oxygen Extraction Fraction Mapping of Ischemic Stroke at Various Stages: Comparison With Perfusion and Diffusion Mapping.

Front Neurosci · 2020 · PMC7525031 · PMID 33041755

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a decreasing trendno p-value reported

The OEF and CMRO 2 values in the ischemic core showed a decreasing trend as the time between symptom onset and MRI examination increased ( Figures 2 , 3 , respectively), while the CBF and ADC values showed a slight increasing trend ( Figures 4 , 5 , respectively).

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showed a trendno p-value reported

The OEF value of infarct core showed a trend of decrease from acute, to early subacute, and to late subacute stages of ischemic stroke.

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