Perfusion MRI and Other Perfusion Imaging Techniques for Clinical Trials
XTalks
OCTOBER 12, 2022
For ASL MR perfusion, water molecules in arterial blood from a feeder artery are magnetically tagged and tracked until they reach the region of interest. Then, the signal difference in the region of interest between the tagged images and control images can be computed to obtain cerebral blood flow (CBF) values ( Figure 3 ).
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