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CBF maps and zoomed-in regions of a 35-year-old female with left middle cerebral artery (LMCA) perfusion deficit caused by vasospasm in aneurysmal SAH. LMCA and RMCA are enlarged for comparison. The results given by cTSVD, K-SVD SPD and our online SPD are shown in the 1st, 2nd and 3rd row, respectively, each with CBF map of high-dose (190mA) CTP data on the left and that of low-dose (15mA) on the right.
