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Neurovascular Imaging
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Table 1 Threshold values used to determine infarct core in grey matter (GM) and white matter (WM) for each CTP technique [
18
]
From:
Can CT perfusion accurately assess infarct core?
Core volume definition
Threshold technique
AbsCBF
AbsCBV
rCBF
rCBV
Gray Matter (GM)
≤13.80
≤1.31
≤0.42
≤0.89
White Matter (WM)
≤9.80
≤0.85
≤0.56
≤0.81
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